13252544387 has 2 divisors, whose sum is σ = 13252544388. Its totient is φ = 13252544386.

The previous prime is 13252544353. The next prime is 13252544443. The reversal of 13252544387 is 78344525231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13252544387 - 2¹⁶ = 13252478851 is a prime.

It is not a weakly prime, because it can be changed into another prime (13252540387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6626272193 + 6626272194.

It is an arithmetic number, because the mean of its divisors is an integer number (6626272194).

Almost surely, 2^13252544387 is an apocalyptic number.

13252544387 is a deficient number, since it is larger than the sum of its proper divisors (1).

13252544387 is an equidigital number, since it uses as much as digits as its factorization.

13252544387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 44.

The spelling of 13252544387 in words is "thirteen billion, two hundred fifty-two million, five hundred forty-four thousand, three hundred eighty-seven".