113316815791 has 8 divisors (see below), whose sum is σ = 117267830064. Its totient is φ = 109412559360.

The previous prime is 113316815789. The next prime is 113316815809. The reversal of 113316815791 is 197518613311.

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

It is a cyclic number.

It is not a de Polignac number, because 113316815791 - 2¹ = 113316815789 is a prime.

It is a super-2 number, since 2×113316815791² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113316815701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11684530 + ... + 11694223.

It is an arithmetic number, because the mean of its divisors is an integer number (14658478758).

Almost surely, 2^113316815791 is an apocalyptic number.

113316815791 is a deficient number, since it is larger than the sum of its proper divisors (3951014273).

113316815791 is a wasteful number, since it uses less digits than its factorization.

113316815791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23378921.

The product of its digits is 136080, while the sum is 46.

The spelling of 113316815791 in words is "one hundred thirteen billion, three hundred sixteen million, eight hundred fifteen thousand, seven hundred ninety-one".