565039 has 2 divisors, whose sum is σ = 565040. Its totient is φ = 565038.

The previous prime is 565013. The next prime is 565049. The reversal of 565039 is 930565.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 565039 - 2¹⁷ = 433967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 564998 and 565016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282519 + 282520.

It is an arithmetic number, because the mean of its divisors is an integer number (282520).

2⁵⁶⁵⁰³⁹ is an apocalyptic number.

565039 is a deficient number, since it is larger than the sum of its proper divisors (1).

565039 is an equidigital number, since it uses as much as digits as its factorization.

565039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 565039 is about 751.6907608851. The cubic root of 565039 is about 82.6721961991.

The spelling of 565039 in words is "five hundred sixty-five thousand, thirty-nine".