111052545 has 16 divisors (see below), whose sum is σ = 178433280. Its totient is φ = 58978304.

The previous prime is 111052541. The next prime is 111052553. The reversal of 111052545 is 545250111.

It is a cyclic number.

It is not a de Polignac number, because 111052545 - 2² = 111052541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111052541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11904 + ... + 19073.

It is an arithmetic number, because the mean of its divisors is an integer number (11152080).

Almost surely, 2^111052545 is an apocalyptic number.

111052545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111052545 is a deficient number, since it is larger than the sum of its proper divisors (67380735).

111052545 is a wasteful number, since it uses less digits than its factorization.

111052545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31224.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 111052545 is about 10538.1471331539. The cubic root of 111052545 is about 480.6653749755.

The spelling of 111052545 in words is "one hundred eleven million, fifty-two thousand, five hundred forty-five".