U+0440 "р" Cyrillic Small Letter Er Unicode Character

U+0440 "р" Cyrillic Small Letter Er is a letter in the Cyrillic alphabet that represents the voiced alveolar trill sound, similar to the English "r" in words like "run." It is the eighteenth letter in the modern Russian alphabet and is commonly used in many Slavic languages such as Bulgarian, Serbian, and Ukrainian. Visually, it is identical in shape to the Latin lowercase "p," which often causes confusion in cross-script typography and text recognition. This character is encoded in the Cyrillic block of Unicode and has been part of the standard since the earliest versions, serving as a fundamental element for writing and reading in Cyrillic-based scripts.

General Properties

Code Point	U+0440
Version Added	1.1
Name	Cyrillic Small Letter Er
Block	Cyrillic
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right

Encodings

HTML Decimal Encoding	р
HTML Hex Encoding	р
UTF-8 Encoding	0xD1 0x80
UTF-16 Encoding	0x0440
UTF-32 Encoding	0x00000440
C/C++/Java Escape	\u0440

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
NFKC Quick Check	Yes
NFKD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
East Asian Width	Ambiguous
Lowercase	Yes
Simple Uppercase Code Point	"Р" U+0420 Cyrillic Capital Letter Er
Simple Titlecase Code Point	"Р" U+0420 Cyrillic Capital Letter Er
Uppercase Code Point	"Р" U+0420 Cyrillic Capital Letter Er
Titlecase Code Point	"Р" U+0420 Cyrillic Capital Letter Er
Cased	Yes
Changes When Casemapped	Yes
Changes When Titlecased	Yes
Changes When Uppercased	Yes
Script	Cyrillic
Script Extensions	Cyrillic
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Rotated
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Alphabetic letter
Sentence Break	Lower