13251319373 has 2 divisors, whose sum is σ = 13251319374. Its totient is φ = 13251319372.

The previous prime is 13251319339. The next prime is 13251319399. The reversal of 13251319373 is 37391315231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7518103849 + 5733215524 = 86707^2 + 75718^2 .

It is a cyclic number.

It is not a de Polignac number, because 13251319373 - 2¹⁰ = 13251318349 is a prime.

It is a super-2 number, since 2×13251319373² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13251319673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6625659686 + 6625659687.

It is an arithmetic number, because the mean of its divisors is an integer number (6625659687).

Almost surely, 2^13251319373 is an apocalyptic number.

It is an amenable number.

13251319373 is a deficient number, since it is larger than the sum of its proper divisors (1).

13251319373 is an equidigital number, since it uses as much as digits as its factorization.

13251319373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 38.

The spelling of 13251319373 in words is "thirteen billion, two hundred fifty-one million, three hundred nineteen thousand, three hundred seventy-three".