13120076929 has 4 divisors (see below), whose sum is σ = 13220230320. Its totient is φ = 13019923540.

The previous prime is 13120076911. The next prime is 13120076941. The reversal of 13120076929 is 92967002131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13120076929 - 2²⁹ = 12583206017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13120076891 and 13120076900.

It is not an unprimeable number, because it can be changed into a prime (13120076989) 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 3 ways as a sum of consecutive naturals, for example, 50076499 + ... + 50076760.

It is an arithmetic number, because the mean of its divisors is an integer number (3305057580).

Almost surely, 2^13120076929 is an apocalyptic number.

It is an amenable number.

13120076929 is a deficient number, since it is larger than the sum of its proper divisors (100153391).

13120076929 is a wasteful number, since it uses less digits than its factorization.

13120076929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100153390.

The product of its (nonzero) digits is 40824, while the sum is 40.

The spelling of 13120076929 in words is "thirteen billion, one hundred twenty million, seventy-six thousand, nine hundred twenty-nine".