13047143598889 has 3 divisors (see below), whose sum is σ = 13047147210973. Its totient is φ = 13047139986806.

The previous prime is 13047143598869. The next prime is 13047143598911. The reversal of 13047143598889 is 98889534174031.

The square root of 13047143598889 is 3612083.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 13047143598889 - 2⁵ = 13047143598857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13047143598869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1806042 + ... + 5418124.

Almost surely, 2^{13047143598889} is an apocalyptic number.

13047143598889 is the 3612083-rd square number.

13047143598889 is the 1806042-nd centered octagonal number.

It is an amenable number.

13047143598889 is a deficient number, since it is larger than the sum of its proper divisors (3612084).

13047143598889 is an frugal number, since it uses more digits than its factorization.

13047143598889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7224166 (or 3612083 counting only the distinct ones).

The product of its (nonzero) digits is 209018880, while the sum is 70.

The spelling of 13047143598889 in words is "thirteen trillion, forty-seven billion, one hundred forty-three million, five hundred ninety-eight thousand, eight hundred eighty-nine".