113659685 has 4 divisors (see below), whose sum is σ = 136391628. Its totient is φ = 90927744.

The previous prime is 113659673. The next prime is 113659703. The reversal of 113659685 is 586956311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 63504961 + 50154724 = 7969^2 + 7082^2 .

It is a cyclic number.

It is not a de Polignac number, because 113659685 - 2⁴ = 113659669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11365964 + ... + 11365973.

It is an arithmetic number, because the mean of its divisors is an integer number (34097907).

Almost surely, 2^113659685 is an apocalyptic number.

It is an amenable number.

113659685 is a deficient number, since it is larger than the sum of its proper divisors (22731943).

113659685 is an equidigital number, since it uses as much as digits as its factorization.

113659685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22731942.

The product of its digits is 194400, while the sum is 44.

The square root of 113659685 is about 10661.1296305786. The cubic root of 113659685 is about 484.3977858723.

The spelling of 113659685 in words is "one hundred thirteen million, six hundred fifty-nine thousand, six hundred eighty-five".