113315665 has 8 divisors (see below), whose sum is σ = 136041408. Its totient is φ = 90610800.

The previous prime is 113315603. The next prime is 113315689. The reversal of 113315665 is 566513311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113315665 - 2²³ = 104927057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11740 + ... + 19090.

It is an arithmetic number, because the mean of its divisors is an integer number (17005176).

Almost surely, 2^113315665 is an apocalyptic number.

It is an amenable number.

113315665 is a deficient number, since it is larger than the sum of its proper divisors (22725743).

113315665 is an equidigital number, since it uses as much as digits as its factorization.

113315665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10439.

The product of its digits is 8100, while the sum is 31.

The square root of 113315665 is about 10644.9830906395. The cubic root of 113315665 is about 483.9085741866.

Adding to 113315665 its reverse (566513311), we get a palindrome (679828976).

It can be divided in two parts, 11331 and 5665, that multiplied together give a triangular number (64190115 = T₁₁₃₃₀).

The spelling of 113315665 in words is "one hundred thirteen million, three hundred fifteen thousand, six hundred sixty-five".