1312113331351 has 2 divisors, whose sum is σ = 1312113331352. Its totient is φ = 1312113331350.

The previous prime is 1312113331327. The next prime is 1312113331379. The reversal of 1312113331351 is 1531333112131.

It is an a-pointer prime, because the next prime (1312113331379) can be obtained adding 1312113331351 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1312113331351 - 2⁹ = 1312113330839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312113331051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656056665675 + 656056665676.

It is an arithmetic number, because the mean of its divisors is an integer number (656056665676).

Almost surely, 2^{1312113331351} is an apocalyptic number.

1312113331351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312113331351 is an equidigital number, since it uses as much as digits as its factorization.

1312113331351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 28.

Adding to 1312113331351 its reverse (1531333112131), we get a palindrome (2843446443482).

The spelling of 1312113331351 in words is "one trillion, three hundred twelve billion, one hundred thirteen million, three hundred thirty-one thousand, three hundred fifty-one".