560561 has 2 divisors, whose sum is σ = 560562. Its totient is φ = 560560.

The previous prime is 560551. The next prime is 560597. The reversal of 560561 is 165065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442225 + 118336 = 665^2 + 344^2 .

It is a cyclic number.

It is not a de Polignac number, because 560561 - 2¹⁴ = 544177 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (560501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280280 + 280281.

It is an arithmetic number, because the mean of its divisors is an integer number (280281).

2⁵⁶⁰⁵⁶¹ is an apocalyptic number.

It is an amenable number.

560561 is a deficient number, since it is larger than the sum of its proper divisors (1).

560561 is an equidigital number, since it uses as much as digits as its factorization.

560561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 560561 is about 748.7062174178. The cubic root of 560561 is about 82.4532211084.

The spelling of 560561 in words is "five hundred sixty thousand, five hundred sixty-one".