131687327043 has 32 divisors (see below), whose sum is σ = 195639590400. Its totient is φ = 87545575008.

The previous prime is 131687327029. The next prime is 131687327059. The reversal of 131687327043 is 340723786131.

131687327043 is a `hidden beast` number, since 1 + 316 + 8 + 7 + 327 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 131687327043 - 2¹⁷ = 131687195971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131687327043.

It is not an unprimeable number, because it can be changed into a prime (131687327743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22784328 + ... + 22790106.

It is an arithmetic number, because the mean of its divisors is an integer number (6113737200).

Almost surely, 2^131687327043 is an apocalyptic number.

131687327043 is a deficient number, since it is larger than the sum of its proper divisors (63952263357).

131687327043 is a wasteful number, since it uses less digits than its factorization.

131687327043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8008 (or 8002 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 131687327043 in words is "one hundred thirty-one billion, six hundred eighty-seven million, three hundred twenty-seven thousand, forty-three".