563802503 has 16 divisors (see below), whose sum is σ = 622991520. Its totient is φ = 505968000.

The previous prime is 563802469. The next prime is 563802527. The reversal of 563802503 is 305208365.

563802503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 563802503 - 2⁸ = 563802247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 563802503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563804503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565001 + ... + 565997.

It is an arithmetic number, because the mean of its divisors is an integer number (38936970).

Almost surely, 2^563802503 is an apocalyptic number.

563802503 is a deficient number, since it is larger than the sum of its proper divisors (59189017).

563802503 is a wasteful number, since it uses less digits than its factorization.

563802503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 563802503 is about 23744.5257480540. The cubic root of 563802503 is about 826.1184722009.

The spelling of 563802503 in words is "five hundred sixty-three million, eight hundred two thousand, five hundred three".