117344977 has 2 divisors, whose sum is σ = 117344978. Its totient is φ = 117344976.

The previous prime is 117344971. The next prime is 117344989. The reversal of 117344977 is 779443711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83192641 + 34152336 = 9121^2 + 5844^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117344977 is a prime.

It is not a weakly prime, because it can be changed into another prime (117344971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58672488 + 58672489.

It is an arithmetic number, because the mean of its divisors is an integer number (58672489).

Almost surely, 2^117344977 is an apocalyptic number.

It is an amenable number.

117344977 is a deficient number, since it is larger than the sum of its proper divisors (1).

117344977 is an equidigital number, since it uses as much as digits as its factorization.

117344977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 148176, while the sum is 43.

The square root of 117344977 is about 10832.5886564570. The cubic root of 117344977 is about 489.5775576048.

The spelling of 117344977 in words is "one hundred seventeen million, three hundred forty-four thousand, nine hundred seventy-seven".