131036504643 has 24 divisors (see below), whose sum is σ = 206501758320. Its totient is φ = 79408373760.

The previous prime is 131036504563. The next prime is 131036504647. The reversal of 131036504643 is 346405630131.

131036504643 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 3 + 6 + 5 + 0 + 4 + 643 = 666.

It is not a de Polignac number, because 131036504643 - 2¹⁴ = 131036488259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131036504598 and 131036504607.

It is not an unprimeable number, because it can be changed into a prime (131036504647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1063155 + ... + 1179987.

It is an arithmetic number, because the mean of its divisors is an integer number (8604239930).

Almost surely, 2^131036504643 is an apocalyptic number.

131036504643 is a deficient number, since it is larger than the sum of its proper divisors (75465253677).

131036504643 is a wasteful number, since it uses less digits than its factorization.

131036504643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128179 (or 128176 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 131036504643 in words is "one hundred thirty-one billion, thirty-six million, five hundred four thousand, six hundred forty-three".