117125877 has 16 divisors (see below), whose sum is σ = 171712512. Its totient is φ = 70423920.

The previous prime is 117125873. The next prime is 117125891. The reversal of 117125877 is 778521711.

It is not a de Polignac number, because 117125877 - 2² = 117125873 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117125873) 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, 9783 + ... + 18164.

It is an arithmetic number, because the mean of its divisors is an integer number (10732032).

Almost surely, 2^117125877 is an apocalyptic number.

It is an amenable number.

117125877 is a deficient number, since it is larger than the sum of its proper divisors (54586635).

117125877 is a wasteful number, since it uses less digits than its factorization.

117125877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28088.

The product of its digits is 27440, while the sum is 39.

The square root of 117125877 is about 10822.4709285819. The cubic root of 117125877 is about 489.2726637906.

It can be divided in two parts, 1 and 17125877, that added together give a triangular number (17125878 = T₅₈₅₂).

The spelling of 117125877 in words is "one hundred seventeen million, one hundred twenty-five thousand, eight hundred seventy-seven".