113117993187 has 8 divisors (see below), whose sum is σ = 151120307280. Its totient is φ = 75263837280.

The previous prime is 113117993173. The next prime is 113117993189. The reversal of 113117993187 is 781399711311.

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

It is not a de Polignac number, because 113117993187 - 2⁴ = 113117993171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113117993189) 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, 37037764 + ... + 37040817.

It is an arithmetic number, because the mean of its divisors is an integer number (18890038410).

Almost surely, 2^113117993187 is an apocalyptic number.

113117993187 is a deficient number, since it is larger than the sum of its proper divisors (38002314093).

113117993187 is an equidigital number, since it uses as much as digits as its factorization.

113117993187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74079093.

The product of its digits is 285768, while the sum is 51.

The spelling of 113117993187 in words is "one hundred thirteen billion, one hundred seventeen million, nine hundred ninety-three thousand, one hundred eighty-seven".