565973 has 2 divisors, whose sum is σ = 565974. Its totient is φ = 565972.

The previous prime is 565937. The next prime is 565979. The reversal of 565973 is 379565.

Together with previous prime (565937) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 552049 + 13924 = 743^2 + 118^2 .

It is a cyclic number.

It is not a de Polignac number, because 565973 - 2⁶ = 565909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282986 + 282987.

It is an arithmetic number, because the mean of its divisors is an integer number (282987).

2⁵⁶⁵⁹⁷³ is an apocalyptic number.

It is an amenable number.

565973 is a deficient number, since it is larger than the sum of its proper divisors (1).

565973 is an equidigital number, since it uses as much as digits as its factorization.

565973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28350, while the sum is 35.

The square root of 565973 is about 752.3117704782. The cubic root of 565973 is about 82.7177230417.

The spelling of 565973 in words is "five hundred sixty-five thousand, nine hundred seventy-three".