122056577 has 2 divisors, whose sum is σ = 122056578. Its totient is φ = 122056576.

The previous prime is 122056567. The next prime is 122056591. The reversal of 122056577 is 775650221.

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., 94167616 + 27888961 = 9704^2 + 5281^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122056577 is a prime.

It is not a weakly prime, because it can be changed into another prime (122056507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61028288 + 61028289.

It is an arithmetic number, because the mean of its divisors is an integer number (61028289).

Almost surely, 2^122056577 is an apocalyptic number.

It is an amenable number.

122056577 is a deficient number, since it is larger than the sum of its proper divisors (1).

122056577 is an equidigital number, since it uses as much as digits as its factorization.

122056577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 122056577 is about 11047.9218407807. The cubic root of 122056577 is about 496.0442221779.

The spelling of 122056577 in words is "one hundred twenty-two million, fifty-six thousand, five hundred seventy-seven".