1311314131139 has 2 divisors, whose sum is σ = 1311314131140. Its totient is φ = 1311314131138.

The previous prime is 1311314131117. The next prime is 1311314131147. The reversal of 1311314131139 is 9311314131131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1311314131139 - 2⁸ = 1311314130883 is a prime.

It is not a weakly prime, because it can be changed into another prime (1311314131189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655657065569 + 655657065570.

It is an arithmetic number, because the mean of its divisors is an integer number (655657065570).

Almost surely, 2^{1311314131139} is an apocalyptic number.

1311314131139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311314131139 is an equidigital number, since it uses as much as digits as its factorization.

1311314131139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 32.

The spelling of 1311314131139 in words is "one trillion, three hundred eleven billion, three hundred fourteen million, one hundred thirty-one thousand, one hundred thirty-nine".