13531323324 has 36 divisors (see below), whose sum is σ = 32699381624. Its totient is φ = 4354905408.

The previous prime is 13531323307. The next prime is 13531323341. The reversal of 13531323324 is 42332313531.

It is an interprime number because it is at equal distance from previous prime (13531323307) and next prime (13531323341).

It is a junction number, because it is equal to n+sod(n) for n = 13531323291 and 13531323300.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 660307 + ... + 680490.

Almost surely, 2^13531323324 is an apocalyptic number.

It is an amenable number.

13531323324 is an abundant number, since it is smaller than the sum of its proper divisors (19168058300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13531323324 is a wasteful number, since it uses less digits than its factorization.

13531323324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340862 (or 1340831 counting only the distinct ones).

The product of its digits is 19440, while the sum is 30.

Adding to 13531323324 its reverse (42332313531), we get a palindrome (55863636855).

The spelling of 13531323324 in words is "thirteen billion, five hundred thirty-one million, three hundred twenty-three thousand, three hundred twenty-four".