13131025044313 has 4 divisors (see below), whose sum is σ = 14324754593808. Its totient is φ = 11937295494820.

The previous prime is 13131025044299. The next prime is 13131025044329. The reversal of 13131025044313 is 31344052013131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13131025044313 - 2⁵ = 13131025044281 is a prime.

It is a super-2 number, since 2×13131025044313² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13131025044343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 596864774731 + ... + 596864774752.

It is an arithmetic number, because the mean of its divisors is an integer number (3581188648452).

Almost surely, 2^{13131025044313} is an apocalyptic number.

It is an amenable number.

13131025044313 is a deficient number, since it is larger than the sum of its proper divisors (1193729549495).

13131025044313 is a wasteful number, since it uses less digits than its factorization.

13131025044313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193729549494.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 13131025044313 its reverse (31344052013131), we get a palindrome (44475077057444).

The spelling of 13131025044313 in words is "thirteen trillion, one hundred thirty-one billion, twenty-five million, forty-four thousand, three hundred thirteen".