111552124 has 12 divisors (see below), whose sum is σ = 195361264. Its totient is φ = 55734624.

The previous prime is 111552107. The next prime is 111552127. The reversal of 111552124 is 421255111.

It is a super-2 number, since 2×111552124² = 24887752737822752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111552095 and 111552104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111552127) 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, 3849 + ... + 15424.

Almost surely, 2^111552124 is an apocalyptic number.

It is an amenable number.

111552124 is a deficient number, since it is larger than the sum of its proper divisors (83809140).

111552124 is a wasteful number, since it uses less digits than its factorization.

111552124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20724 (or 20722 counting only the distinct ones).

The product of its digits is 400, while the sum is 22.

The square root of 111552124 is about 10561.8238955211. The cubic root of 111552124 is about 481.3850677497.

The spelling of 111552124 in words is "one hundred eleven million, five hundred fifty-two thousand, one hundred twenty-four".