13004964539 has 4 divisors (see below), whose sum is σ = 14862816624. Its totient is φ = 11147112456.

The previous prime is 13004964491. The next prime is 13004964541. The reversal of 13004964539 is 93546940031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13004964539 - 2²⁰ = 13003915963 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13004964539.

It is not an unprimeable number, because it can be changed into a prime (13004964559) 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, 928926032 + ... + 928926045.

It is an arithmetic number, because the mean of its divisors is an integer number (3715704156).

Almost surely, 2^13004964539 is an apocalyptic number.

13004964539 is a deficient number, since it is larger than the sum of its proper divisors (1857852085).

13004964539 is an equidigital number, since it uses as much as digits as its factorization.

13004964539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857852084.

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 13004964539 in words is "thirteen billion, four million, nine hundred sixty-four thousand, five hundred thirty-nine".