113501109 has 16 divisors (see below), whose sum is σ = 152933888. Its totient is φ = 74872512.

The previous prime is 113501107. The next prime is 113501153. The reversal of 113501109 is 901105311.

It is not a de Polignac number, because 113501109 - 2¹ = 113501107 is a prime.

It is a super-3 number, since 3×113501109³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113501107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186684 + ... + 187290.

It is an arithmetic number, because the mean of its divisors is an integer number (9558368).

Almost surely, 2^113501109 is an apocalyptic number.

It is an amenable number.

113501109 is a deficient number, since it is larger than the sum of its proper divisors (39432779).

113501109 is a wasteful number, since it uses less digits than its factorization.

113501109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164.

The product of its (nonzero) digits is 135, while the sum is 21.

The square root of 113501109 is about 10653.6899241530. The cubic root of 113501109 is about 484.1724065916.

The spelling of 113501109 in words is "one hundred thirteen million, five hundred one thousand, one hundred nine".