113156488091 has 8 divisors (see below), whose sum is σ = 115793846784. Its totient is φ = 110528703400.

The previous prime is 113156488037. The next prime is 113156488097. The reversal of 113156488091 is 190884651311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113156488091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113156488097) 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, 2369585 + ... + 2416866.

It is an arithmetic number, because the mean of its divisors is an integer number (14474230848).

Almost surely, 2^113156488091 is an apocalyptic number.

113156488091 is a deficient number, since it is larger than the sum of its proper divisors (2637358693).

113156488091 is an equidigital number, since it uses as much as digits as its factorization.

113156488091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4787001.

The product of its (nonzero) digits is 207360, while the sum is 47.

The spelling of 113156488091 in words is "one hundred thirteen billion, one hundred fifty-six million, four hundred eighty-eight thousand, ninety-one".