113890972 has 24 divisors (see below), whose sum is σ = 215151552. Its totient is φ = 52440000.

The previous prime is 113890969. The next prime is 113891003. The reversal of 113890972 is 279098311.

It is a congruent number.

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, 21597 + ... + 26347.

It is an arithmetic number, because the mean of its divisors is an integer number (8964648).

Almost surely, 2^113890972 is an apocalyptic number.

It is an amenable number.

113890972 is a deficient number, since it is larger than the sum of its proper divisors (101260580).

113890972 is a wasteful number, since it uses less digits than its factorization.

113890972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5229 (or 5227 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 113890972 is about 10671.9713267981. The cubic root of 113890972 is about 484.7261315617.

It can be divided in two parts, 11 and 3890972, that added together give a palindrome (3890983).

The spelling of 113890972 in words is "one hundred thirteen million, eight hundred ninety thousand, nine hundred seventy-two".