131565147004 has 12 divisors (see below), whose sum is σ = 230252310904. Its totient is φ = 65778772464.

The previous prime is 131565147001. The next prime is 131565147023. The reversal of 131565147004 is 400741565131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131565147001) 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, 871659 + ... + 1011394.

Almost surely, 2^131565147004 is an apocalyptic number.

It is an amenable number.

131565147004 is a deficient number, since it is larger than the sum of its proper divisors (98687163900).

131565147004 is a wasteful number, since it uses less digits than its factorization.

131565147004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900524 (or 1900522 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 131565147004 in words is "one hundred thirty-one billion, five hundred sixty-five million, one hundred forty-seven thousand, four".