563421143 has 2 divisors, whose sum is σ = 563421144. Its totient is φ = 563421142.

The previous prime is 563421121. The next prime is 563421161. The reversal of 563421143 is 341124365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 563421143 - 2⁸ = 563420887 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563421113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281710571 + 281710572.

It is an arithmetic number, because the mean of its divisors is an integer number (281710572).

Almost surely, 2^563421143 is an apocalyptic number.

563421143 is a deficient number, since it is larger than the sum of its proper divisors (1).

563421143 is an equidigital number, since it uses as much as digits as its factorization.

563421143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 563421143 is about 23736.4939070622. The cubic root of 563421143 is about 825.9321660628.

The spelling of 563421143 in words is "five hundred sixty-three million, four hundred twenty-one thousand, one hundred forty-three".