113689100 has 36 divisors (see below), whose sum is σ = 281950704. Its totient is φ = 38978880.

The previous prime is 113689087. The next prime is 113689109. The reversal of 113689100 is 1986311.

It is a happy number.

It is a super-2 number, since 2×113689100² = 25850422917620000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113689109) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 80507 + ... + 81906.

It is an arithmetic number, because the mean of its divisors is an integer number (7831964).

Almost surely, 2^113689100 is an apocalyptic number.

113689100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113689100 is an abundant number, since it is smaller than the sum of its proper divisors (168261604).

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

113689100 is a wasteful number, since it uses less digits than its factorization.

113689100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162434 (or 162427 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 113689100 is about 10662.5090855764. The cubic root of 113689100 is about 484.4395694706.

The spelling of 113689100 in words is "one hundred thirteen million, six hundred eighty-nine thousand, one hundred".