122525320429 has 2 divisors, whose sum is σ = 122525320430. Its totient is φ = 122525320428.

The previous prime is 122525320373. The next prime is 122525320457. The reversal of 122525320429 is 924023525221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101568415204 + 20956905225 = 318698^2 + 144765^2 .

It is a cyclic number.

It is not a de Polignac number, because 122525320429 - 2¹¹ = 122525318381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122525323429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61262660214 + 61262660215.

It is an arithmetic number, because the mean of its divisors is an integer number (61262660215).

Almost surely, 2^122525320429 is an apocalyptic number.

It is an amenable number.

122525320429 is a deficient number, since it is larger than the sum of its proper divisors (1).

122525320429 is an equidigital number, since it uses as much as digits as its factorization.

122525320429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 122525320429 in words is "one hundred twenty-two billion, five hundred twenty-five million, three hundred twenty thousand, four hundred twenty-nine".