125341325513 has 2 divisors, whose sum is σ = 125341325514. Its totient is φ = 125341325512.

The previous prime is 125341325509. The next prime is 125341325611. The reversal of 125341325513 is 315523143521.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110146325689 + 15194999824 = 331883^2 + 123268^2 .

It is a cyclic number.

It is not a de Polignac number, because 125341325513 - 2² = 125341325509 is a prime.

It is not a weakly prime, because it can be changed into another prime (125341325413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62670662756 + 62670662757.

It is an arithmetic number, because the mean of its divisors is an integer number (62670662757).

Almost surely, 2^125341325513 is an apocalyptic number.

It is an amenable number.

125341325513 is a deficient number, since it is larger than the sum of its proper divisors (1).

125341325513 is an equidigital number, since it uses as much as digits as its factorization.

125341325513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 35.

The spelling of 125341325513 in words is "one hundred twenty-five billion, three hundred forty-one million, three hundred twenty-five thousand, five hundred thirteen".