113856972 has 24 divisors (see below), whose sum is σ = 266633136. Its totient is φ = 37814208.

The previous prime is 113856937. The next prime is 113857013. The reversal of 113856972 is 279658311.

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 7 ways as a sum of consecutive naturals, for example, 13803 + ... + 20450.

It is an arithmetic number, because the mean of its divisors is an integer number (11109714).

Almost surely, 2^113856972 is an apocalyptic number.

113856972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113856972 is an abundant number, since it is smaller than the sum of its proper divisors (152776164).

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

113856972 is a wasteful number, since it uses less digits than its factorization.

113856972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34537 (or 34535 counting only the distinct ones).

The product of its digits is 90720, while the sum is 42.

The square root of 113856972 is about 10670.3782500903. The cubic root of 113856972 is about 484.6778914819.

The spelling of 113856972 in words is "one hundred thirteen million, eight hundred fifty-six thousand, nine hundred seventy-two".