248146325129 has 2 divisors, whose sum is σ = 248146325130. Its totient is φ = 248146325128.

The previous prime is 248146325087. The next prime is 248146325257. The reversal of 248146325129 is 921523641842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142300209529 + 105846115600 = 377227^2 + 325340^2 .

It is a cyclic number.

It is not a de Polignac number, because 248146325129 - 2²⁰ = 248145276553 is a prime.

It is not a weakly prime, because it can be changed into another prime (248146325729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124073162564 + 124073162565.

It is an arithmetic number, because the mean of its divisors is an integer number (124073162565).

Almost surely, 2^248146325129 is an apocalyptic number.

It is an amenable number.

248146325129 is a deficient number, since it is larger than the sum of its proper divisors (1).

248146325129 is an equidigital number, since it uses as much as digits as its factorization.

248146325129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 829440, while the sum is 47.

The spelling of 248146325129 in words is "two hundred forty-eight billion, one hundred forty-six million, three hundred twenty-five thousand, one hundred twenty-nine".