113575139 has 4 divisors (see below), whose sum is σ = 113630424. Its totient is φ = 113519856.

The previous prime is 113575109. The next prime is 113575153. The reversal of 113575139 is 931575311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113575139 - 2¹⁶ = 113509603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113575099 and 113575108.

It is not an unprimeable number, because it can be changed into a prime (113575109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24437 + ... + 28710.

It is an arithmetic number, because the mean of its divisors is an integer number (28407606).

Almost surely, 2^113575139 is an apocalyptic number.

113575139 is a deficient number, since it is larger than the sum of its proper divisors (55285).

113575139 is an equidigital number, since it uses as much as digits as its factorization.

113575139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55284.

The product of its digits is 14175, while the sum is 35.

The square root of 113575139 is about 10657.1637408834. The cubic root of 113575139 is about 484.2776493027.

The spelling of 113575139 in words is "one hundred thirteen million, five hundred seventy-five thousand, one hundred thirty-nine".