117976651 has 8 divisors (see below), whose sum is σ = 134525664. Its totient is φ = 102495360.

The previous prime is 117976619. The next prime is 117976673. The reversal of 117976651 is 156679711.

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

It is a cyclic number.

It is not a de Polignac number, because 117976651 - 2⁵ = 117976619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117976598 and 117976607.

It is not an unprimeable number, because it can be changed into a prime (117976351) 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, 266695 + ... + 267136.

It is an arithmetic number, because the mean of its divisors is an integer number (16815708).

Almost surely, 2^117976651 is an apocalyptic number.

117976651 is a deficient number, since it is larger than the sum of its proper divisors (16549013).

117976651 is a wasteful number, since it uses less digits than its factorization.

117976651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533861.

The product of its digits is 79380, while the sum is 43.

The square root of 117976651 is about 10861.7057131926. The cubic root of 117976651 is about 490.4544596720.

The spelling of 117976651 in words is "one hundred seventeen million, nine hundred seventy-six thousand, six hundred fifty-one".