117668827 has 2 divisors, whose sum is σ = 117668828. Its totient is φ = 117668826.

The previous prime is 117668813. The next prime is 117668869. The reversal of 117668827 is 728866711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117668827 - 2⁷ = 117668699 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117668807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58834413 + 58834414.

It is an arithmetic number, because the mean of its divisors is an integer number (58834414).

Almost surely, 2^117668827 is an apocalyptic number.

117668827 is a deficient number, since it is larger than the sum of its proper divisors (1).

117668827 is an equidigital number, since it uses as much as digits as its factorization.

117668827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 46.

The square root of 117668827 is about 10847.5263078731. The cubic root of 117668827 is about 490.0275244847.

The spelling of 117668827 in words is "one hundred seventeen million, six hundred sixty-eight thousand, eight hundred twenty-seven".