113987112 has 16 divisors (see below), whose sum is σ = 284967840. Its totient is φ = 37995696.

The previous prime is 113987063. The next prime is 113987131. The reversal of 113987112 is 211789311.

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, 2374708 + ... + 2374755.

It is an arithmetic number, because the mean of its divisors is an integer number (17810490).

Almost surely, 2^113987112 is an apocalyptic number.

113987112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113987112 is an abundant number, since it is smaller than the sum of its proper divisors (170980728).

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

113987112 is a wasteful number, since it uses less digits than its factorization.

113987112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749472 (or 4749468 counting only the distinct ones).

The product of its digits is 3024, while the sum is 33.

The square root of 113987112 is about 10676.4746990755. The cubic root of 113987112 is about 484.8624855468.

The spelling of 113987112 in words is "one hundred thirteen million, nine hundred eighty-seven thousand, one hundred twelve".