122604959 has 2 divisors, whose sum is σ = 122604960. Its totient is φ = 122604958.

The previous prime is 122604949. The next prime is 122605057. The reversal of 122604959 is 959406221.

It is a weak prime.

It is an emirp because it is prime and its reverse (959406221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122604959 - 2⁴ = 122604943 is a prime.

It is a Sophie Germain 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 (122604949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61302479 + 61302480.

It is an arithmetic number, because the mean of its divisors is an integer number (61302480).

Almost surely, 2^122604959 is an apocalyptic number.

122604959 is a deficient number, since it is larger than the sum of its proper divisors (1).

122604959 is an equidigital number, since it uses as much as digits as its factorization.

122604959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 122604959 is about 11072.7123596705. The cubic root of 122604959 is about 496.7859966315.

The spelling of 122604959 in words is "one hundred twenty-two million, six hundred four thousand, nine hundred fifty-nine".