13047463853 has 4 divisors (see below), whose sum is σ = 13070077020. Its totient is φ = 13024850688.

The previous prime is 13047463831. The next prime is 13047463859. The reversal of 13047463853 is 35836474031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12871583209 + 175880644 = 113453^2 + 13262^2 .

It is a cyclic number.

It is not a de Polignac number, because 13047463853 - 2¹⁰ = 13047462829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13047463859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11305718 + ... + 11306871.

It is an arithmetic number, because the mean of its divisors is an integer number (3267519255).

Almost surely, 2^13047463853 is an apocalyptic number.

It is an amenable number.

13047463853 is a deficient number, since it is larger than the sum of its proper divisors (22613167).

13047463853 is an equidigital number, since it uses as much as digits as its factorization.

13047463853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22613166.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 13047463853 in words is "thirteen billion, forty-seven million, four hundred sixty-three thousand, eight hundred fifty-three".