113015311 has 6 divisors (see below), whose sum is σ = 115840736. Its totient is φ = 110257200.

The previous prime is 113015293. The next prime is 113015321. The reversal of 113015311 is 113510311.

It is not a de Polignac number, because 113015311 - 2²³ = 104626703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113015321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31935 + ... + 35296.

Almost surely, 2^113015311 is an apocalyptic number.

113015311 is a deficient number, since it is larger than the sum of its proper divisors (2825425).

113015311 is an frugal number, since it uses more digits than its factorization.

113015311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67313 (or 67272 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 113015311 is about 10630.8659572022. The cubic root of 113015311 is about 483.4806472350.

Adding to 113015311 its reverse (113510311), we get a palindrome (226525622).

The spelling of 113015311 in words is "one hundred thirteen million, fifteen thousand, three hundred eleven".