13523341212 has 18 divisors (see below), whose sum is σ = 34184001488. Its totient is φ = 4507780392.

The previous prime is 13523341187. The next prime is 13523341213. The reversal of 13523341212 is 21214332531.

13523341212 is a `hidden beast` number, since 1 + 3 + 5 + 233 + 412 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13523341213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 187824148 + ... + 187824219.

Almost surely, 2^13523341212 is an apocalyptic number.

13523341212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13523341212 is an abundant number, since it is smaller than the sum of its proper divisors (20660660276).

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

13523341212 is a wasteful number, since it uses less digits than its factorization.

13523341212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375648377 (or 375648372 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

Adding to 13523341212 its reverse (21214332531), we get a palindrome (34737673743).

The spelling of 13523341212 in words is "thirteen billion, five hundred twenty-three million, three hundred forty-one thousand, two hundred twelve".