122608579 has 2 divisors, whose sum is σ = 122608580. Its totient is φ = 122608578.

The previous prime is 122608567. The next prime is 122608583. The reversal of 122608579 is 975806221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122608579 - 2⁵ = 122608547 is a prime.

It is not a weakly prime, because it can be changed into another prime (122608529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61304289 + 61304290.

It is an arithmetic number, because the mean of its divisors is an integer number (61304290).

Almost surely, 2^122608579 is an apocalyptic number.

122608579 is a deficient number, since it is larger than the sum of its proper divisors (1).

122608579 is an equidigital number, since it uses as much as digits as its factorization.

122608579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 122608579 is about 11072.8758233803. The cubic root of 122608579 is about 496.7908859052.

The spelling of 122608579 in words is "one hundred twenty-two million, six hundred eight thousand, five hundred seventy-nine".