565303163 has 2 divisors, whose sum is σ = 565303164. Its totient is φ = 565303162.

The previous prime is 565303157. The next prime is 565303171. The reversal of 565303163 is 361303565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 565303163 - 2⁴ = 565303147 is a prime.

It is not a weakly prime, because it can be changed into another prime (565303153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282651581 + 282651582.

It is an arithmetic number, because the mean of its divisors is an integer number (282651582).

Almost surely, 2^565303163 is an apocalyptic number.

565303163 is a deficient number, since it is larger than the sum of its proper divisors (1).

565303163 is an equidigital number, since it uses as much as digits as its factorization.

565303163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300, while the sum is 32.

The square root of 565303163 is about 23776.1048744322. The cubic root of 565303163 is about 826.8507763024.

The spelling of 565303163 in words is "five hundred sixty-five million, three hundred three thousand, one hundred sixty-three".