13038559 has 4 divisors (see below), whose sum is σ = 13046616. Its totient is φ = 13030504.

The previous prime is 13038547. The next prime is 13038577. The reversal of 13038559 is 95583031.

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 a cyclic number.

It is not a de Polignac number, because 13038559 - 2¹¹ = 13036511 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 (13038059) by changing a digit.

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, 664 + ... + 5149.

It is an arithmetic number, because the mean of its divisors is an integer number (3261654).

Almost surely, 2^13038559 is an apocalyptic number.

13038559 is a deficient number, since it is larger than the sum of its proper divisors (8057).

13038559 is an equidigital number, since it uses as much as digits as its factorization.

13038559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8056.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 13038559 is about 3610.8944875197. The cubic root of 13038559 is about 235.3657139560.

The spelling of 13038559 in words is "thirteen million, thirty-eight thousand, five hundred fifty-nine".