113306013 has 16 divisors (see below), whose sum is σ = 168230400. Its totient is φ = 75371040.

The previous prime is 113306009. The next prime is 113306029. The reversal of 113306013 is 310603311.

It is not a de Polignac number, because 113306013 - 2² = 113306009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113306033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8553 + ... + 17313.

It is an arithmetic number, because the mean of its divisors is an integer number (10514400).

Almost surely, 2^113306013 is an apocalyptic number.

It is an amenable number.

113306013 is a deficient number, since it is larger than the sum of its proper divisors (54924387).

113306013 is an equidigital number, since it uses as much as digits as its factorization.

113306013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9249 (or 9243 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 113306013 is about 10644.5297218806. The cubic root of 113306013 is about 483.8948343441.

Adding to 113306013 its reverse (310603311), we get a palindrome (423909324).

The spelling of 113306013 in words is "one hundred thirteen million, three hundred six thousand, thirteen".