111255345 has 48 divisors (see below), whose sum is σ = 201906432. Its totient is φ = 56613120.

The previous prime is 111255329. The next prime is 111255349. The reversal of 111255345 is 543552111.

111255345 is a `hidden beast` number, since 1 + 1 + 125 + 534 + 5 = 666.

It is not a de Polignac number, because 111255345 - 2⁴ = 111255329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111255349) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 86074 + ... + 87356.

It is an arithmetic number, because the mean of its divisors is an integer number (4206384).

Almost surely, 2^111255345 is an apocalyptic number.

111255345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111255345 is a deficient number, since it is larger than the sum of its proper divisors (90651087).

111255345 is a wasteful number, since it uses less digits than its factorization.

111255345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382 (or 1379 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 111255345 is about 10547.7649291212. The cubic root of 111255345 is about 480.9577880871.

The spelling of 111255345 in words is "one hundred eleven million, two hundred fifty-five thousand, three hundred forty-five".