113418920 has 32 divisors (see below), whose sum is σ = 256158720. Its totient is φ = 45195840.

The previous prime is 113418881. The next prime is 113418937. The reversal of 113418920 is 29814311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5609 + ... + 16071.

It is an arithmetic number, because the mean of its divisors is an integer number (8004960).

Almost surely, 2^113418920 is an apocalyptic number.

113418920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113418920 is an abundant number, since it is smaller than the sum of its proper divisors (142739800).

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

113418920 is a wasteful number, since it uses less digits than its factorization.

113418920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10745 (or 10741 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 113418920 is about 10649.8319235564. The cubic root of 113418920 is about 484.0555112434.

The spelling of 113418920 in words is "one hundred thirteen million, four hundred eighteen thousand, nine hundred twenty".