559831 has 2 divisors, whose sum is σ = 559832. Its totient is φ = 559830.

The previous prime is 559813. The next prime is 559841. The reversal of 559831 is 138955.

559831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (559813) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 559831 - 2⁵ = 559799 is a prime.

It is a super-2 number, since 2×559831² = 626821497122, which contains 22 as substring.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 559793 and 559802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (559841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279915 + 279916.

It is an arithmetic number, because the mean of its divisors is an integer number (279916).

2⁵⁵⁹⁸³¹ is an apocalyptic number.

559831 is a deficient number, since it is larger than the sum of its proper divisors (1).

559831 is an equidigital number, since it uses as much as digits as its factorization.

559831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 31.

The square root of 559831 is about 748.2185509595. The cubic root of 559831 is about 82.4174135284.

The spelling of 559831 in words is "five hundred fifty-nine thousand, eight hundred thirty-one".