6513264047 has 4 divisors (see below), whose sum is σ = 6514685496. Its totient is φ = 6511842600.

The previous prime is 6513264013. The next prime is 6513264053. The reversal of 6513264047 is 7404623156.

It is a happy number.

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 6513264047 - 2⁶ = 6513263983 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 6513264047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6513264007) 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, 703829 + ... + 713022.

It is an arithmetic number, because the mean of its divisors is an integer number (1628671374).

Almost surely, 2^6513264047 is an apocalyptic number.

6513264047 is a deficient number, since it is larger than the sum of its proper divisors (1421449).

6513264047 is a wasteful number, since it uses less digits than its factorization.

6513264047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421448.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 6513264047 is about 80704.7956877409. The cubic root of 6513264047 is about 1867.5241570159.

The spelling of 6513264047 in words is "six billion, five hundred thirteen million, two hundred sixty-four thousand, forty-seven".