1312232129339 has 2 divisors, whose sum is σ = 1312232129340. Its totient is φ = 1312232129338.

The previous prime is 1312232129317. The next prime is 1312232129419. The reversal of 1312232129339 is 9339212322131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1312232129339 - 2⁸ = 1312232129083 is a prime.

It is a super-2 number, since 2×1312232129339² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1312232129296 and 1312232129305.

It is not a weakly prime, because it can be changed into another prime (1312232123339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656116064669 + 656116064670.

It is an arithmetic number, because the mean of its divisors is an integer number (656116064670).

Almost surely, 2^{1312232129339} is an apocalyptic number.

1312232129339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312232129339 is an equidigital number, since it uses as much as digits as its factorization.

1312232129339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 41.

The spelling of 1312232129339 in words is "one trillion, three hundred twelve billion, two hundred thirty-two million, one hundred twenty-nine thousand, three hundred thirty-nine".