131311036111393 has 2 divisors, whose sum is σ = 131311036111394. Its totient is φ = 131311036111392.

The previous prime is 131311036111357. The next prime is 131311036111441. The reversal of 131311036111393 is 393111630113131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122731456166929 + 8579579944464 = 11078423^2 + 2929092^2 .

It is a cyclic number.

It is not a de Polignac number, because 131311036111393 - 2⁴⁵ = 96126664022561 is a prime.

It is not a weakly prime, because it can be changed into another prime (131311036121393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65655518055696 + 65655518055697.

It is an arithmetic number, because the mean of its divisors is an integer number (65655518055697).

Almost surely, 2^{131311036111393} is an apocalyptic number.

It is an amenable number.

131311036111393 is a deficient number, since it is larger than the sum of its proper divisors (1).

131311036111393 is an equidigital number, since it uses as much as digits as its factorization.

131311036111393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 37.

The spelling of 131311036111393 in words is "one hundred thirty-one trillion, three hundred eleven billion, thirty-six million, one hundred eleven thousand, three hundred ninety-three".