8560663 has 2 divisors, whose sum is σ = 8560664. Its totient is φ = 8560662.

The previous prime is 8560661. The next prime is 8560687. The reversal of 8560663 is 3660658.

8560663 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8560663 - 2¹ = 8560661 is a prime.

Together with 8560661, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8560661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4280331 + 4280332.

It is an arithmetic number, because the mean of its divisors is an integer number (4280332).

Almost surely, 2^8560663 is an apocalyptic number.

8560663 is a deficient number, since it is larger than the sum of its proper divisors (1).

8560663 is an equidigital number, since it uses as much as digits as its factorization.

8560663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 8560663 is about 2925.8610698391. The cubic root of 8560663 is about 204.5671055451.

The spelling of 8560663 in words is "eight million, five hundred sixty thousand, six hundred sixty-three".