111855056 has 20 divisors (see below), whose sum is σ = 217149792. Its totient is φ = 55816416.

The previous prime is 111855047. The next prime is 111855061. The reversal of 111855056 is 650558111.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685 + ... + 15051.

Almost surely, 2^111855056 is an apocalyptic number.

111855056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111855056 is a deficient number, since it is larger than the sum of its proper divisors (105294736).

111855056 is a wasteful number, since it uses less digits than its factorization.

111855056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13898 (or 13892 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 32.

The square root of 111855056 is about 10576.1550669419. The cubic root of 111855056 is about 481.8204251770.

The spelling of 111855056 in words is "one hundred eleven million, eight hundred fifty-five thousand, fifty-six".