245325415525129 has 2 divisors, whose sum is σ = 245325415525130. Its totient is φ = 245325415525128.

The previous prime is 245325415525123. The next prime is 245325415525147. The reversal of 245325415525129 is 921525514523542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245271681967104 + 53733558025 = 15661152^2 + 231805^2 .

It is a cyclic number.

It is not a de Polignac number, because 245325415525129 - 2⁹ = 245325415524617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245325415525129.

It is not a weakly prime, because it can be changed into another prime (245325415525123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122662707762564 + 122662707762565.

It is an arithmetic number, because the mean of its divisors is an integer number (122662707762565).

Almost surely, 2^{245325415525129} is an apocalyptic number.

It is an amenable number.

245325415525129 is a deficient number, since it is larger than the sum of its proper divisors (1).

245325415525129 is an equidigital number, since it uses as much as digits as its factorization.

245325415525129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600000, while the sum is 55.

The spelling of 245325415525129 in words is "two hundred forty-five trillion, three hundred twenty-five billion, four hundred fifteen million, five hundred twenty-five thousand, one hundred twenty-nine".