13112456316 has 12 divisors (see below), whose sum is σ = 30595731432. Its totient is φ = 4370818768.

The previous prime is 13112456311. The next prime is 13112456321. The reversal of 13112456316 is 61365421131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13112456311) and next prime (13112456321).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13112456311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546352335 + ... + 546352358.

It is an arithmetic number, because the mean of its divisors is an integer number (2549644286).

Almost surely, 2^13112456316 is an apocalyptic number.

It is an amenable number.

13112456316 is an abundant number, since it is smaller than the sum of its proper divisors (17483275116).

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

13112456316 is a wasteful number, since it uses less digits than its factorization.

13112456316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092704700 (or 1092704698 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

Adding to 13112456316 its reverse (61365421131), we get a palindrome (74477877447).

The spelling of 13112456316 in words is "thirteen billion, one hundred twelve million, four hundred fifty-six thousand, three hundred sixteen".