13252246457 has 2 divisors, whose sum is σ = 13252246458. Its totient is φ = 13252246456.

The previous prime is 13252246439. The next prime is 13252246481. The reversal of 13252246457 is 75464225231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12561029776 + 691216681 = 112076^2 + 26291^2 .

It is a cyclic number.

It is not a de Polignac number, because 13252246457 - 2⁶ = 13252246393 is a prime.

It is not a weakly prime, because it can be changed into another prime (13252246417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6626123228 + 6626123229.

It is an arithmetic number, because the mean of its divisors is an integer number (6626123229).

Almost surely, 2^13252246457 is an apocalyptic number.

It is an amenable number.

13252246457 is a deficient number, since it is larger than the sum of its proper divisors (1).

13252246457 is an equidigital number, since it uses as much as digits as its factorization.

13252246457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 41.

The spelling of 13252246457 in words is "thirteen billion, two hundred fifty-two million, two hundred forty-six thousand, four hundred fifty-seven".