117956677 has 2 divisors, whose sum is σ = 117956678. Its totient is φ = 117956676.

The previous prime is 117956669. The next prime is 117956689. The reversal of 117956677 is 776659711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87497316 + 30459361 = 9354^2 + 5519^2 .

It is a cyclic number.

It is not a de Polignac number, because 117956677 - 2³ = 117956669 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117956677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117956647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58978338 + 58978339.

It is an arithmetic number, because the mean of its divisors is an integer number (58978339).

Almost surely, 2^117956677 is an apocalyptic number.

It is an amenable number.

117956677 is a deficient number, since it is larger than the sum of its proper divisors (1).

117956677 is an equidigital number, since it uses as much as digits as its factorization.

117956677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 555660, while the sum is 49.

The square root of 117956677 is about 10860.7862054273. The cubic root of 117956677 is about 490.4267793635.

The spelling of 117956677 in words is "one hundred seventeen million, nine hundred fifty-six thousand, six hundred seventy-seven".