13531454112 has 96 divisors (see below), whose sum is σ = 39796553664. Its totient is φ = 3989606400.

The previous prime is 13531454087. The next prime is 13531454159. The reversal of 13531454112 is 21145413531.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 13531454112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134089 + ... + 212232.

It is an arithmetic number, because the mean of its divisors is an integer number (414547434).

Almost surely, 2^13531454112 is an apocalyptic number.

13531454112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13531454112 is an abundant number, since it is smaller than the sum of its proper divisors (26265099552).

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

13531454112 is a wasteful number, since it uses less digits than its factorization.

13531454112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346382 (or 346374 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

Adding to 13531454112 its reverse (21145413531), we get a palindrome (34676867643).

The spelling of 13531454112 in words is "thirteen billion, five hundred thirty-one million, four hundred fifty-four thousand, one hundred twelve".