131133310387 has 2 divisors, whose sum is σ = 131133310388. Its totient is φ = 131133310386.

The previous prime is 131133310289. The next prime is 131133310391. The reversal of 131133310387 is 783013331131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131133310387 - 2²⁷ = 130999092659 is a prime.

It is not a weakly prime, because it can be changed into another prime (131133313387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65566655193 + 65566655194.

It is an arithmetic number, because the mean of its divisors is an integer number (65566655194).

Almost surely, 2^131133310387 is an apocalyptic number.

131133310387 is a deficient number, since it is larger than the sum of its proper divisors (1).

131133310387 is an equidigital number, since it uses as much as digits as its factorization.

131133310387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The spelling of 131133310387 in words is "one hundred thirty-one billion, one hundred thirty-three million, three hundred ten thousand, three hundred eighty-seven".