131314632563 has 4 divisors (see below), whose sum is σ = 133274552520. Its totient is φ = 129354712608.

The previous prime is 131314632529. The next prime is 131314632611. The reversal of 131314632563 is 365236413131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131314632563 - 2⁸ = 131314632307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131314632523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979959878 + ... + 979960011.

It is an arithmetic number, because the mean of its divisors is an integer number (33318638130).

Almost surely, 2^131314632563 is an apocalyptic number.

131314632563 is a deficient number, since it is larger than the sum of its proper divisors (1959919957).

131314632563 is an equidigital number, since it uses as much as digits as its factorization.

131314632563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959919956.

The product of its digits is 116640, while the sum is 38.

The spelling of 131314632563 in words is "one hundred thirty-one billion, three hundred fourteen million, six hundred thirty-two thousand, five hundred sixty-three".