565360801 has 2 divisors, whose sum is σ = 565360802. Its totient is φ = 565360800.

The previous prime is 565360799. The next prime is 565360879. The reversal of 565360801 is 108063565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 554131600 + 11229201 = 23540^2 + 3351^2 .

It is a cyclic number.

It is not a de Polignac number, because 565360801 - 2¹ = 565360799 is a prime.

Together with 565360799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (565390801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282680400 + 282680401.

It is an arithmetic number, because the mean of its divisors is an integer number (282680401).

Almost surely, 2^565360801 is an apocalyptic number.

It is an amenable number.

565360801 is a deficient number, since it is larger than the sum of its proper divisors (1).

565360801 is an equidigital number, since it uses as much as digits as its factorization.

565360801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 565360801 is about 23777.3169428344. The cubic root of 565360801 is about 826.8788770977.

The spelling of 565360801 in words is "five hundred sixty-five million, three hundred sixty thousand, eight hundred one".