117975498 has 16 divisors (see below), whose sum is σ = 236316960. Its totient is φ = 39264176.

The previous prime is 117975493. The next prime is 117975521. The reversal of 117975498 is 894579711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 117975498.

It is not an unprimeable number, because it can be changed into a prime (117975493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10965 + ... + 18872.

It is an arithmetic number, because the mean of its divisors is an integer number (14769810).

Almost surely, 2^117975498 is an apocalyptic number.

117975498 is an abundant number, since it is smaller than the sum of its proper divisors (118341462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117975498 is a wasteful number, since it uses less digits than its factorization.

117975498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30501.

The product of its digits is 635040, while the sum is 51.

The square root of 117975498 is about 10861.6526366847. The cubic root of 117975498 is about 490.4528619100.

The spelling of 117975498 in words is "one hundred seventeen million, nine hundred seventy-five thousand, four hundred ninety-eight".