559242389 has 2 divisors, whose sum is σ = 559242390. Its totient is φ = 559242388.

The previous prime is 559242323. The next prime is 559242403. The reversal of 559242389 is 983242955.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 534072100 + 25170289 = 23110^2 + 5017^2 .

It is a cyclic number.

It is not a de Polignac number, because 559242389 - 2²⁰ = 558193813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (559242589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279621194 + 279621195.

It is an arithmetic number, because the mean of its divisors is an integer number (279621195).

Almost surely, 2^559242389 is an apocalyptic number.

It is an amenable number.

559242389 is a deficient number, since it is larger than the sum of its proper divisors (1).

559242389 is an equidigital number, since it uses as much as digits as its factorization.

559242389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777600, while the sum is 47.

The square root of 559242389 is about 23648.3062607029. The cubic root of 559242389 is about 823.8851861308.

The spelling of 559242389 in words is "five hundred fifty-nine million, two hundred forty-two thousand, three hundred eighty-nine".