117895913 has 2 divisors, whose sum is σ = 117895914. Its totient is φ = 117895912.

The previous prime is 117895889. The next prime is 117895927. The reversal of 117895913 is 319598711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80048809 + 37847104 = 8947^2 + 6152^2 .

It is a cyclic number.

It is not a de Polignac number, because 117895913 - 2⁶ = 117895849 is a prime.

It is not a weakly prime, because it can be changed into another prime (117895993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58947956 + 58947957.

It is an arithmetic number, because the mean of its divisors is an integer number (58947957).

Almost surely, 2^117895913 is an apocalyptic number.

It is an amenable number.

117895913 is a deficient number, since it is larger than the sum of its proper divisors (1).

117895913 is an equidigital number, since it uses as much as digits as its factorization.

117895913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 44.

The square root of 117895913 is about 10857.9884416958. The cubic root of 117895913 is about 490.3425523627.

The spelling of 117895913 in words is "one hundred seventeen million, eight hundred ninety-five thousand, nine hundred thirteen".