117620867 has 16 divisors (see below), whose sum is σ = 148135680. Its totient is φ = 90895392.

The previous prime is 117620843. The next prime is 117620903. The reversal of 117620867 is 768026711.

It is not a de Polignac number, because 117620867 - 2²⁶ = 50512003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117620867.

It is not an unprimeable number, because it can be changed into a prime (117625867) 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, 11117 + ... + 18942.

It is an arithmetic number, because the mean of its divisors is an integer number (9258480).

Almost surely, 2^117620867 is an apocalyptic number.

117620867 is a deficient number, since it is larger than the sum of its proper divisors (30514813).

117620867 is a wasteful number, since it uses less digits than its factorization.

117620867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30122.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 117620867 is about 10845.3154403180. The cubic root of 117620867 is about 489.9609395492.

The spelling of 117620867 in words is "one hundred seventeen million, six hundred twenty thousand, eight hundred sixty-seven".