13231312134 has 16 divisors (see below), whose sum is σ = 26466435072. Its totient is φ = 4409802248.

The previous prime is 13231312103. The next prime is 13231312163. The reversal of 13231312134 is 43121313231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112614 + ... + 197849.

It is an arithmetic number, because the mean of its divisors is an integer number (1654152192).

Almost surely, 2^13231312134 is an apocalyptic number.

13231312134 is an abundant number, since it is smaller than the sum of its proper divisors (13235122938).

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

13231312134 is a wasteful number, since it uses less digits than its factorization.

13231312134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317571.

The product of its digits is 1296, while the sum is 24.

Adding to 13231312134 its reverse (43121313231), we get a palindrome (56352625365).

The spelling of 13231312134 in words is "thirteen billion, two hundred thirty-one million, three hundred twelve thousand, one hundred thirty-four".