131036504563 has 2 divisors, whose sum is σ = 131036504564. Its totient is φ = 131036504562.

The previous prime is 131036504539. The next prime is 131036504647. The reversal of 131036504563 is 365405630131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131036504563 - 2¹⁷ = 131036373491 is a prime.

It is not a weakly prime, because it can be changed into another prime (131036574563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65518252281 + 65518252282.

It is an arithmetic number, because the mean of its divisors is an integer number (65518252282).

Almost surely, 2^131036504563 is an apocalyptic number.

131036504563 is a deficient number, since it is larger than the sum of its proper divisors (1).

131036504563 is an equidigital number, since it uses as much as digits as its factorization.

131036504563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 131036504563 in words is "one hundred thirty-one billion, thirty-six million, five hundred four thousand, five hundred sixty-three".