563123003 has 2 divisors, whose sum is σ = 563123004. Its totient is φ = 563123002.

The previous prime is 563122999. The next prime is 563123023. The reversal of 563123003 is 300321365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 563123003 - 2² = 563122999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 563123003.

It is not a weakly prime, because it can be changed into another prime (563123023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281561501 + 281561502.

It is an arithmetic number, because the mean of its divisors is an integer number (281561502).

Almost surely, 2^563123003 is an apocalyptic number.

563123003 is a deficient number, since it is larger than the sum of its proper divisors (1).

563123003 is an equidigital number, since it uses as much as digits as its factorization.

563123003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 563123003 is about 23730.2128730444. The cubic root of 563123003 is about 825.7864569037.

Adding to 563123003 its reverse (300321365), we get a palindrome (863444368).

The spelling of 563123003 in words is "five hundred sixty-three million, one hundred twenty-three thousand, three".