117922927 has 2 divisors, whose sum is σ = 117922928. Its totient is φ = 117922926.

The previous prime is 117922919. The next prime is 117922951. The reversal of 117922927 is 729229711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117922927 - 2³ = 117922919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117922927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117922907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58961463 + 58961464.

It is an arithmetic number, because the mean of its divisors is an integer number (58961464).

Almost surely, 2^117922927 is an apocalyptic number.

117922927 is a deficient number, since it is larger than the sum of its proper divisors (1).

117922927 is an equidigital number, since it uses as much as digits as its factorization.

117922927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 40.

The square root of 117922927 is about 10859.2323393507. The cubic root of 117922927 is about 490.3800009386.

The spelling of 117922927 in words is "one hundred seventeen million, nine hundred twenty-two thousand, nine hundred twenty-seven".