13502531201 has 2 divisors, whose sum is σ = 13502531202. Its totient is φ = 13502531200.

The previous prime is 13502531191. The next prime is 13502531219. The reversal of 13502531201 is 10213520531.

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., 8217241201 + 5285290000 = 90649^2 + 72700^2 .

It is a cyclic number.

It is not a de Polignac number, because 13502531201 - 2³⁰ = 12428789377 is a prime.

It is not a weakly prime, because it can be changed into another prime (13502531281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6751265600 + 6751265601.

It is an arithmetic number, because the mean of its divisors is an integer number (6751265601).

Almost surely, 2^13502531201 is an apocalyptic number.

It is an amenable number.

13502531201 is a deficient number, since it is larger than the sum of its proper divisors (1).

13502531201 is an equidigital number, since it uses as much as digits as its factorization.

13502531201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 23.

The spelling of 13502531201 in words is "thirteen billion, five hundred two million, five hundred thirty-one thousand, two hundred one".