122664174329 has 2 divisors, whose sum is σ = 122664174330. Its totient is φ = 122664174328.

The previous prime is 122664174313. The next prime is 122664174403. The reversal of 122664174329 is 923471466221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77756207104 + 44907967225 = 278848^2 + 211915^2 .

It is a cyclic number.

It is not a de Polignac number, because 122664174329 - 2⁴ = 122664174313 is a prime.

It is not a weakly prime, because it can be changed into another prime (122664174229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61332087164 + 61332087165.

It is an arithmetic number, because the mean of its divisors is an integer number (61332087165).

Almost surely, 2^122664174329 is an apocalyptic number.

It is an amenable number.

122664174329 is a deficient number, since it is larger than the sum of its proper divisors (1).

122664174329 is an equidigital number, since it uses as much as digits as its factorization.

122664174329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The spelling of 122664174329 in words is "one hundred twenty-two billion, six hundred sixty-four million, one hundred seventy-four thousand, three hundred twenty-nine".