1209

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 3 (3 unique) factors are:
3
13
31

Its 8 divisors are:
1
3
13
31
39
93
403
1209
Its aliquote sum is:
583
makeing it a deficient number.

As Unicode codepoint (since version 1.1) this number represents this character:ҹ CYRILLIC SMALL LETTER CHE WITH VERTICAL STROKE in Cyrillic (Source: https://ucdapi.org/unicode/latest/codepoint/dec/1209); HTML: ҹ

The number appears at position 4728 of the decimal digits of π surrounded by
67214638530673609657120918076383271664162748 Source: The Pi-Search Page

Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 805.787ms; cpu: 73.9590000000021ms)