13941559 has 2 divisors, whose sum is σ = 13941560. Its totient is φ = 13941558.

The previous prime is 13941539. The next prime is 13941607. The reversal of 13941559 is 95514931.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (95514931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13941559 - 2⁵ = 13941527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13941539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6970779 + 6970780.

It is an arithmetic number, because the mean of its divisors is an integer number (6970780).

Almost surely, 2^13941559 is an apocalyptic number.

13941559 is a deficient number, since it is larger than the sum of its proper divisors (1).

13941559 is an equidigital number, since it uses as much as digits as its factorization.

13941559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 37.

The square root of 13941559 is about 3733.8397126818. The cubic root of 13941559 is about 240.6783988759.

The spelling of 13941559 in words is "thirteen million, nine hundred forty-one thousand, five hundred fifty-nine".