565259 has 2 divisors, whose sum is σ = 565260. Its totient is φ = 565258.

The previous prime is 565247. The next prime is 565261. The reversal of 565259 is 952565.

Added to its reverse (952565) it gives a square (1517824 = 1232²).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565259 is a prime.

Together with 565261, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 565259.

It is not a weakly prime, because it can be changed into another prime (565289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282629 + 282630.

It is an arithmetic number, because the mean of its divisors is an integer number (282630).

2⁵⁶⁵²⁵⁹ is an apocalyptic number.

565259 is a deficient number, since it is larger than the sum of its proper divisors (1).

565259 is an equidigital number, since it uses as much as digits as its factorization.

565259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13500, while the sum is 32.

The square root of 565259 is about 751.8370834163. The cubic root of 565259 is about 82.6829243808.

Adding to 565259 its reverse (952565), we get a square (1517824 = 1232²).

The spelling of 565259 in words is "five hundred sixty-five thousand, two hundred fifty-nine".