13113559 has 2 divisors, whose sum is σ = 13113560. Its totient is φ = 13113558.

The previous prime is 13113557. The next prime is 13113571. The reversal of 13113559 is 95531131.

It is a weak prime.

It is an emirp because it is prime and its reverse (95531131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13113559 - 2¹ = 13113557 is a prime.

Together with 13113557, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13113557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556779 + 6556780.

It is an arithmetic number, because the mean of its divisors is an integer number (6556780).

Almost surely, 2^13113559 is an apocalyptic number.

13113559 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113559 is an equidigital number, since it uses as much as digits as its factorization.

13113559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2025, while the sum is 28.

The square root of 13113559 is about 3621.2648342810. The cubic root of 13113559 is about 235.8161392346.

The spelling of 13113559 in words is "thirteen million, one hundred thirteen thousand, five hundred fifty-nine".