117497679 has 16 divisors (see below), whose sum is σ = 168964992. Its totient is φ = 72199008.

The previous prime is 117497669. The next prime is 117497707. The reversal of 117497679 is 976794711.

It is not a de Polignac number, because 117497679 - 2⁷ = 117497551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117497609) 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, 30432 + ... + 34074.

It is an arithmetic number, because the mean of its divisors is an integer number (10560312).

Almost surely, 2^117497679 is an apocalyptic number.

117497679 is a deficient number, since it is larger than the sum of its proper divisors (51467313).

117497679 is a wasteful number, since it uses less digits than its factorization.

117497679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486.

The product of its digits is 666792, while the sum is 51.

The square root of 117497679 is about 10839.6346340640. The cubic root of 117497679 is about 489.7898293445.

The spelling of 117497679 in words is "one hundred seventeen million, four hundred ninety-seven thousand, six hundred seventy-nine".