112812132 has 24 divisors (see below), whose sum is σ = 264414976. Its totient is φ = 37434528.

The previous prime is 112812109. The next prime is 112812169. The reversal of 112812132 is 231218211.

It is a junction number, because it is equal to n+sod(n) for n = 112812099 and 112812108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18403 + ... + 23754.

Almost surely, 2^112812132 is an apocalyptic number.

112812132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112812132 is an abundant number, since it is smaller than the sum of its proper divisors (151602844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112812132 is a wasteful number, since it uses less digits than its factorization.

112812132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42387 (or 42385 counting only the distinct ones).

The product of its digits is 192, while the sum is 21.

The square root of 112812132 is about 10621.3055694674. The cubic root of 112812132 is about 483.1907394922.

The spelling of 112812132 in words is "one hundred twelve million, eight hundred twelve thousand, one hundred thirty-two".