230522563 has 2 divisors, whose sum is σ = 230522564. Its totient is φ = 230522562.

The previous prime is 230522561. The next prime is 230522647. The reversal of 230522563 is 365225032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230522563 - 2¹ = 230522561 is a prime.

Together with 230522561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (230522561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115261281 + 115261282.

It is an arithmetic number, because the mean of its divisors is an integer number (115261282).

Almost surely, 2^230522563 is an apocalyptic number.

230522563 is a deficient number, since it is larger than the sum of its proper divisors (1).

230522563 is an equidigital number, since it uses as much as digits as its factorization.

230522563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 230522563 is about 15182.9695053372. The cubic root of 230522563 is about 613.1562317179.

Adding to 230522563 its reverse (365225032), we get a palindrome (595747595).

The spelling of 230522563 in words is "two hundred thirty million, five hundred twenty-two thousand, five hundred sixty-three".