117257427127 has 24 divisors (see below), whose sum is σ = 126685987200. Its totient is φ = 108228231360.

The previous prime is 117257427113. The next prime is 117257427139. The reversal of 117257427127 is 721724752711.

It is not a de Polignac number, because 117257427127 - 2³¹ = 115109943479 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 (117257427107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28327824 + ... + 28331962.

It is an arithmetic number, because the mean of its divisors is an integer number (5278582800).

Almost surely, 2^117257427127 is an apocalyptic number.

117257427127 is a deficient number, since it is larger than the sum of its proper divisors (9428560073).

117257427127 is an equidigital number, since it uses as much as digits as its factorization.

117257427127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127 (or 5086 counting only the distinct ones).

The product of its digits is 384160, while the sum is 46.

The spelling of 117257427127 in words is "one hundred seventeen billion, two hundred fifty-seven million, four hundred twenty-seven thousand, one hundred twenty-seven".