1155

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 4 (4 unique) factors are:
3
5
7
11

Its 16 divisors are:
1
3
5
7
11
15
21
33
35
55
77
105
165
231
385
1155
Its aliquote sum is:
1149
makeing it a deficient number.

As Unicode codepoint (since version 1.1) this number represents this character:҃ COMBINING CYRILLIC TITLO in Cyrillic (Source: https://ucdapi.org/unicode/latest/codepoint/dec/1155); HTML: ҃

In the work of Johann Sebastian Bach BWV 1155 is Lateinische Ode

The number appears at position 21288 of the decimal digits of π surrounded by
45793088403274807718115553309098870255052076 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: 981.398ms; cpu: 99.6769999999998ms)