131345524017 has 24 divisors (see below), whose sum is σ = 190177260000. Its totient is φ = 87353391168.

The previous prime is 131345523989. The next prime is 131345524021. The reversal of 131345524017 is 710425543131.

131345524017 is a `hidden beast` number, since 1 + 31 + 34 + 552 + 40 + 1 + 7 = 666.

It is not a de Polignac number, because 131345524017 - 2⁷ = 131345523889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131345524067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16428573 + ... + 16436565.

It is an arithmetic number, because the mean of its divisors is an integer number (7924052500).

Almost surely, 2^131345524017 is an apocalyptic number.

It is an amenable number.

131345524017 is a deficient number, since it is larger than the sum of its proper divisors (58831735983).

131345524017 is a wasteful number, since it uses less digits than its factorization.

131345524017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12157 (or 12154 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 131345524017 in words is "one hundred thirty-one billion, three hundred forty-five million, five hundred twenty-four thousand, seventeen".