485318563 has 2 divisors, whose sum is σ = 485318564. Its totient is φ = 485318562.

The previous prime is 485318549. The next prime is 485318591. The reversal of 485318563 is 365813584.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485318563 is a prime.

It is not a weakly prime, because it can be changed into another prime (485318863) 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, 242659281 + 242659282.

It is an arithmetic number, because the mean of its divisors is an integer number (242659282).

Almost surely, 2^485318563 is an apocalyptic number.

485318563 is a deficient number, since it is larger than the sum of its proper divisors (1).

485318563 is an equidigital number, since it uses as much as digits as its factorization.

485318563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 43.

The square root of 485318563 is about 22029.9469586288. The cubic root of 485318563 is about 785.8547833901.

The spelling of 485318563 in words is "four hundred eighty-five million, three hundred eighteen thousand, five hundred sixty-three".