1313426015611 has 2 divisors, whose sum is σ = 1313426015612. Its totient is φ = 1313426015610.

The previous prime is 1313426015543. The next prime is 1313426015617. The reversal of 1313426015611 is 1165106243131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313426015611 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313426015617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656713007805 + 656713007806.

It is an arithmetic number, because the mean of its divisors is an integer number (656713007806).

Almost surely, 2^{1313426015611} is an apocalyptic number.

1313426015611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313426015611 is an equidigital number, since it uses as much as digits as its factorization.

1313426015611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 1313426015611 in words is "one trillion, three hundred thirteen billion, four hundred twenty-six million, fifteen thousand, six hundred eleven".