4455

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 6 (3 unique) factors are:
3⁴ = 81
5
11

Its 20 divisors are:
1
3
5
9
11
15
27
33
45
55
81
99
135
165
297
405
495
891
1485
4455
Its aliquote sum is:
4257
makeing it a deficient number.

As Unicode codepoint (since version 1.1) this number represents this character:ᅧ HANGUL JUNGSEONG YEO in Jamo (Source: https://ucdapi.org/unicode/latest/codepoint/dec/4455); HTML: ᅧ

The number appears at position 14189 of the decimal digits of π surrounded by
43956475556840952248445541392394100016207693 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: 852.38ms; cpu: 83.2820000000005ms)