113588109 has 8 divisors (see below), whose sum is σ = 168278720. Its totient is φ = 75725388.

The previous prime is 113588107. The next prime is 113588141. The reversal of 113588109 is 901885311.

It is not a de Polignac number, because 113588109 - 2¹ = 113588107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113588107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2103457 + ... + 2103510.

It is an arithmetic number, because the mean of its divisors is an integer number (21034840).

Almost surely, 2^113588109 is an apocalyptic number.

It is an amenable number.

113588109 is a deficient number, since it is larger than the sum of its proper divisors (54690611).

113588109 is an equidigital number, since it uses as much as digits as its factorization.

113588109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4206976 (or 4206970 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The square root of 113588109 is about 10657.7722343837. The cubic root of 113588109 is about 484.2960830377.

The spelling of 113588109 in words is "one hundred thirteen million, five hundred eighty-eight thousand, one hundred nine".