117776677 has 2 divisors, whose sum is σ = 117776678. Its totient is φ = 117776676.

The previous prime is 117776651. The next prime is 117776749. The reversal of 117776677 is 776677711.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112550881 + 5225796 = 10609^2 + 2286^2 .

It is a cyclic number.

It is not a de Polignac number, because 117776677 - 2¹⁵ = 117743909 is a prime.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 117776677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117776777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58888338 + 58888339.

It is an arithmetic number, because the mean of its divisors is an integer number (58888339).

Almost surely, 2^117776677 is an apocalyptic number.

It is an amenable number.

117776677 is a deficient number, since it is larger than the sum of its proper divisors (1).

117776677 is an equidigital number, since it uses as much as digits as its factorization.

117776677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 605052, while the sum is 49.

The square root of 117776677 is about 10852.4963487670. The cubic root of 117776677 is about 490.1771912276.

The spelling of 117776677 in words is "one hundred seventeen million, seven hundred seventy-six thousand, six hundred seventy-seven".