117959827 has 2 divisors, whose sum is σ = 117959828. Its totient is φ = 117959826.

The previous prime is 117959783. The next prime is 117959833. The reversal of 117959827 is 728959711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117959827 - 2¹⁵ = 117927059 is a prime.

It is not a weakly prime, because it can be changed into another prime (117950827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58979913 + 58979914.

It is an arithmetic number, because the mean of its divisors is an integer number (58979914).

Almost surely, 2^117959827 is an apocalyptic number.

117959827 is a deficient number, since it is larger than the sum of its proper divisors (1).

117959827 is an equidigital number, since it uses as much as digits as its factorization.

117959827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 49.

The square root of 117959827 is about 10860.9312215850. The cubic root of 117959827 is about 490.4311448946.

The spelling of 117959827 in words is "one hundred seventeen million, nine hundred fifty-nine thousand, eight hundred twenty-seven".