565565701 has 2 divisors, whose sum is σ = 565565702. Its totient is φ = 565565700.

The previous prime is 565565633. The next prime is 565565753. The reversal of 565565701 is 107565565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 527804676 + 37761025 = 22974^2 + 6145^2 .

It is a cyclic number.

It is not a de Polignac number, because 565565701 - 2¹¹ = 565563653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565505701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282782850 + 282782851.

It is an arithmetic number, because the mean of its divisors is an integer number (282782851).

Almost surely, 2^565565701 is an apocalyptic number.

It is an amenable number.

565565701 is a deficient number, since it is larger than the sum of its proper divisors (1).

565565701 is an equidigital number, since it uses as much as digits as its factorization.

565565701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157500, while the sum is 40.

The square root of 565565701 is about 23781.6252808760. The cubic root of 565565701 is about 826.9787584582.

The spelling of 565565701 in words is "five hundred sixty-five million, five hundred sixty-five thousand, seven hundred one".