117958807 has 2 divisors, whose sum is σ = 117958808. Its totient is φ = 117958806.

The previous prime is 117958787. The next prime is 117958831. The reversal of 117958807 is 708859711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117958807 - 2⁷ = 117958679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117958837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58979403 + 58979404.

It is an arithmetic number, because the mean of its divisors is an integer number (58979404).

Almost surely, 2^117958807 is an apocalyptic number.

117958807 is a deficient number, since it is larger than the sum of its proper divisors (1).

117958807 is an equidigital number, since it uses as much as digits as its factorization.

117958807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 46.

The square root of 117958807 is about 10860.8842641840. The cubic root of 117958807 is about 490.4297313025.

It can be divided in two parts, 11795 and 8807, that added together give a palindrome (20602).

The spelling of 117958807 in words is "one hundred seventeen million, nine hundred fifty-eight thousand, eight hundred seven".