117722677 has 2 divisors, whose sum is σ = 117722678. Its totient is φ = 117722676.

The previous prime is 117722653. The next prime is 117722701. The reversal of 117722677 is 776227711.

It is a balanced prime because it is at equal distance from previous prime (117722653) and next prime (117722701).

It can be written as a sum of positive squares in only one way, i.e., 73513476 + 44209201 = 8574^2 + 6649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117722677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117722617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58861338 + 58861339.

It is an arithmetic number, because the mean of its divisors is an integer number (58861339).

Almost surely, 2^117722677 is an apocalyptic number.

It is an amenable number.

117722677 is a deficient number, since it is larger than the sum of its proper divisors (1).

117722677 is an equidigital number, since it uses as much as digits as its factorization.

117722677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57624, while the sum is 40.

The square root of 117722677 is about 10850.0081566790. The cubic root of 117722677 is about 490.1022652026.

The spelling of 117722677 in words is "one hundred seventeen million, seven hundred twenty-two thousand, six hundred seventy-seven".