559 has 4 divisors (see below), whose sum is σ = 616.
Its totient is φ = 504.
The previous prime is 557. The next prime is 563. The reversal of 559 is 955.
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, and also an emirpimes, since its reverse is a distinct semiprime: 955 = 5 ⋅191.
It is a cyclic number.
It is not a de Polignac number, because 559 - 21 = 557 is a prime.
It is a Duffinian number.
559 is a lucky number.
It is a plaindrome in base 10, base 11, base 14 and base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (557) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9 + ... + 34.
It is an arithmetic number, because the mean of its divisors is an integer number (154).
559 is the 13-th nonagonal number.
559 is a deficient number, since it is larger than the sum of its proper divisors (57).
559 is a wasteful number, since it uses less digits than its factorization.
559 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56.
The product of its digits is 225, while the sum is 19.
The square root of 559 is about 23.6431808351.
The cubic root of 559 is about 8.2376613843.
The spelling of 559 in words is "five hundred fifty-nine", and is thus an aban number and an oban number.