13531005253 has 2 divisors, whose sum is σ = 13531005254. Its totient is φ = 13531005252.

The previous prime is 13531005239. The next prime is 13531005353. The reversal of 13531005253 is 35250013531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7188157089 + 6342848164 = 84783^2 + 79642^2 .

It is an emirp because it is prime and its reverse (35250013531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13531005253 - 2⁹ = 13531004741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13531005353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765502626 + 6765502627.

It is an arithmetic number, because the mean of its divisors is an integer number (6765502627).

Almost surely, 2^13531005253 is an apocalyptic number.

It is an amenable number.

13531005253 is a deficient number, since it is larger than the sum of its proper divisors (1).

13531005253 is an equidigital number, since it uses as much as digits as its factorization.

13531005253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750, while the sum is 28.

Adding to 13531005253 its reverse (35250013531), we get a palindrome (48781018784).

The spelling of 13531005253 in words is "thirteen billion, five hundred thirty-one million, five thousand, two hundred fifty-three".