112921538 has 8 divisors (see below), whose sum is σ = 169429260. Its totient is φ = 56445120.

The previous prime is 112921519. The next prime is 112921547. The reversal of 112921538 is 835129211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 65820769 + 47100769 = 8113^2 + 6863^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6278 + ... + 16286.

Almost surely, 2^112921538 is an apocalyptic number.

112921538 is a deficient number, since it is larger than the sum of its proper divisors (56507722).

112921538 is a wasteful number, since it uses less digits than its factorization.

112921538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15652.

The product of its digits is 4320, while the sum is 32.

The square root of 112921538 is about 10626.4546298377. The cubic root of 112921538 is about 483.3468896185.

The spelling of 112921538 in words is "one hundred twelve million, nine hundred twenty-one thousand, five hundred thirty-eight".