113650820 has 24 divisors (see below), whose sum is σ = 249044544. Its totient is φ = 43483616.

The previous prime is 113650807. The next prime is 113650877. The reversal of 113650820 is 28056311.

It is a self number, because there is not a number n which added to its sum of digits gives 113650820.

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, 123074 + ... + 123993.

It is an arithmetic number, because the mean of its divisors is an integer number (10376856).

Almost surely, 2^113650820 is an apocalyptic number.

113650820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113650820 is an abundant number, since it is smaller than the sum of its proper divisors (135393724).

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

113650820 is a wasteful number, since it uses less digits than its factorization.

113650820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247099 (or 247097 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 113650820 is about 10660.7138597751. The cubic root of 113650820 is about 484.3851918494.

The spelling of 113650820 in words is "one hundred thirteen million, six hundred fifty thousand, eight hundred twenty".