122904375739 has 2 divisors, whose sum is σ = 122904375740. Its totient is φ = 122904375738.

The previous prime is 122904375733. The next prime is 122904375749. The reversal of 122904375739 is 937573409221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122904375739 - 2³⁵ = 88544637371 is a prime.

It is a super-2 number, since 2×122904375739² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122904375733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61452187869 + 61452187870.

It is an arithmetic number, because the mean of its divisors is an integer number (61452187870).

Almost surely, 2^122904375739 is an apocalyptic number.

122904375739 is a deficient number, since it is larger than the sum of its proper divisors (1).

122904375739 is an equidigital number, since it uses as much as digits as its factorization.

122904375739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 122904375739 in words is "one hundred twenty-two billion, nine hundred four million, three hundred seventy-five thousand, seven hundred thirty-nine".