13531113304 has 8 divisors (see below), whose sum is σ = 25370837460. Its totient is φ = 6765556648.

The previous prime is 13531113301. The next prime is 13531113313. The reversal of 13531113304 is 40331113531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13531113301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845694574 + ... + 845694589.

Almost surely, 2^13531113304 is an apocalyptic number.

It is an amenable number.

13531113304 is a deficient number, since it is larger than the sum of its proper divisors (11839724156).

13531113304 is a wasteful number, since it uses less digits than its factorization.

13531113304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691389169 (or 1691389165 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

Adding to 13531113304 its reverse (40331113531), we get a palindrome (53862226835).

The spelling of 13531113304 in words is "thirteen billion, five hundred thirty-one million, one hundred thirteen thousand, three hundred four".