111672056 has 16 divisors (see below), whose sum is σ = 209563440. Its totient is φ = 55788480.

The previous prime is 111672053. The next prime is 111672089. The reversal of 111672056 is 650276111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111672053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5285 + ... + 15851.

It is an arithmetic number, because the mean of its divisors is an integer number (13097715).

Almost surely, 2^111672056 is an apocalyptic number.

It is a pronic number, being equal to 10567×10568.

It is an amenable number.

111672056 is a deficient number, since it is larger than the sum of its proper divisors (97891384).

111672056 is a wasteful number, since it uses less digits than its factorization.

111672056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11894 (or 11890 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 111672056 is about 10567.4999881713. The cubic root of 111672056 is about 481.5575216486.

The spelling of 111672056 in words is "one hundred eleven million, six hundred seventy-two thousand, fifty-six".