122577677 has 2 divisors, whose sum is σ = 122577678. Its totient is φ = 122577676.

The previous prime is 122577671. The next prime is 122577691. The reversal of 122577677 is 776775221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111112681 + 11464996 = 10541^2 + 3386^2 .

It is a cyclic number.

It is not a de Polignac number, because 122577677 - 2⁶ = 122577613 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122577671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61288838 + 61288839.

It is an arithmetic number, because the mean of its divisors is an integer number (61288839).

Almost surely, 2^122577677 is an apocalyptic number.

It is an amenable number.

122577677 is a deficient number, since it is larger than the sum of its proper divisors (1).

122577677 is an equidigital number, since it uses as much as digits as its factorization.

122577677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288120, while the sum is 44.

The square root of 122577677 is about 11071.4803436578. The cubic root of 122577677 is about 496.7491456996.

The spelling of 122577677 in words is "one hundred twenty-two million, five hundred seventy-seven thousand, six hundred seventy-seven".