13109035812 has 24 divisors (see below), whose sum is σ = 30593174976. Its totient is φ = 4368903648.

The previous prime is 13109035811. The next prime is 13109035873. The reversal of 13109035812 is 21853090131.

It is not an unprimeable number, because it can be changed into a prime (13109035811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24208 + ... + 163719.

It is an arithmetic number, because the mean of its divisors is an integer number (1274715624).

Almost surely, 2^13109035812 is an apocalyptic number.

13109035812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13109035812 is an abundant number, since it is smaller than the sum of its proper divisors (17484139164).

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

13109035812 is a wasteful number, since it uses less digits than its factorization.

13109035812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193747 (or 193745 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 13109035812 in words is "thirteen billion, one hundred nine million, thirty-five thousand, eight hundred twelve".