563534863 has 2 divisors, whose sum is σ = 563534864. Its totient is φ = 563534862.

The previous prime is 563534861. The next prime is 563534893. The reversal of 563534863 is 368435365.

563534863 is digitally balanced in base 2, 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 563534863 - 2¹ = 563534861 is a prime.

Together with 563534861, 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 (563534861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281767431 + 281767432.

It is an arithmetic number, because the mean of its divisors is an integer number (281767432).

Almost surely, 2^563534863 is an apocalyptic number.

563534863 is a deficient number, since it is larger than the sum of its proper divisors (1).

563534863 is an equidigital number, since it uses as much as digits as its factorization.

563534863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 43.

The square root of 563534863 is about 23738.8892537119. The cubic root of 563534863 is about 825.9877305895.

It can be divided in two parts, 56353 and 4863, that added together give a palindrome (61216).

The spelling of 563534863 in words is "five hundred sixty-three million, five hundred thirty-four thousand, eight hundred sixty-three".