113529817 has 4 divisors (see below), whose sum is σ = 118465920. Its totient is φ = 108593716.

The previous prime is 113529797. The next prime is 113529821. The reversal of 113529817 is 718925311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113529817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113529877) 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, 2468017 + ... + 2468062.

It is an arithmetic number, because the mean of its divisors is an integer number (29616480).

Almost surely, 2^113529817 is an apocalyptic number.

It is an amenable number.

113529817 is a deficient number, since it is larger than the sum of its proper divisors (4936103).

113529817 is an equidigital number, since it uses as much as digits as its factorization.

113529817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4936102.

The product of its digits is 15120, while the sum is 37.

The square root of 113529817 is about 10655.0371655851. The cubic root of 113529817 is about 484.2132239600.

The spelling of 113529817 in words is "one hundred thirteen million, five hundred twenty-nine thousand, eight hundred seventeen".