13041323531 has 8 divisors (see below), whose sum is σ = 13818624000. Its totient is φ = 12273114600.

The previous prime is 13041323527. The next prime is 13041323551. The reversal of 13041323531 is 13532314031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13041323531 - 2² = 13041323527 is a prime.

It is a super-2 number, since 2×13041323531² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13041323531.

It is not an unprimeable number, because it can be changed into a prime (13041323551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2269931 + ... + 2275668.

It is an arithmetic number, because the mean of its divisors is an integer number (1727328000).

Almost surely, 2^13041323531 is an apocalyptic number.

13041323531 is a deficient number, since it is larger than the sum of its proper divisors (777300469).

13041323531 is a wasteful number, since it uses less digits than its factorization.

13041323531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545769.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 13041323531 its reverse (13532314031), we get a palindrome (26573637562).

The spelling of 13041323531 in words is "thirteen billion, forty-one million, three hundred twenty-three thousand, five hundred thirty-one".