13004749015 has 4 divisors (see below), whose sum is σ = 15605698824. Its totient is φ = 10403799208.

The previous prime is 13004749003. The next prime is 13004749039. The reversal of 13004749015 is 51094740031.

13004749015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13004749015 - 2⁹ = 13004748503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300474897 + ... + 1300474906.

It is an arithmetic number, because the mean of its divisors is an integer number (3901424706).

Almost surely, 2^13004749015 is an apocalyptic number.

13004749015 is a deficient number, since it is larger than the sum of its proper divisors (2600949809).

13004749015 is an equidigital number, since it uses as much as digits as its factorization.

13004749015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600949808.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 13004749015 in words is "thirteen billion, four million, seven hundred forty-nine thousand, fifteen".