130324531531 has 16 divisors (see below), whose sum is σ = 135152392320. Its totient is φ = 125594219520.

The previous prime is 130324531523. The next prime is 130324531627. The reversal of 130324531531 is 135135423031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 130324531531 - 2³ = 130324531523 is a prime.

It is a super-2 number, since 2×130324531531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130324531493 and 130324531502.

It is not an unprimeable number, because it can be changed into a prime (130324531501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 943465 + ... + 1072741.

It is an arithmetic number, because the mean of its divisors is an integer number (8447024520).

Almost surely, 2^130324531531 is an apocalyptic number.

130324531531 is a deficient number, since it is larger than the sum of its proper divisors (4827860789).

130324531531 is a wasteful number, since it uses less digits than its factorization.

130324531531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129654.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 130324531531 its reverse (135135423031), we get a palindrome (265459954562).

The spelling of 130324531531 in words is "one hundred thirty billion, three hundred twenty-four million, five hundred thirty-one thousand, five hundred thirty-one".