563005873 has 2 divisors, whose sum is σ = 563005874. Its totient is φ = 563005872.

The previous prime is 563005871. The next prime is 563005951. The reversal of 563005873 is 378500365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 562970529 + 35344 = 23727^2 + 188^2 .

It is a cyclic number.

It is not a de Polignac number, because 563005873 - 2¹ = 563005871 is a prime.

It is a super-2 number, since 2×563005873² = 633951226064984258, which contains 22 as substring.

Together with 563005871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (563005871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281502936 + 281502937.

It is an arithmetic number, because the mean of its divisors is an integer number (281502937).

Almost surely, 2^563005873 is an apocalyptic number.

It is an amenable number.

563005873 is a deficient number, since it is larger than the sum of its proper divisors (1).

563005873 is an equidigital number, since it uses as much as digits as its factorization.

563005873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 563005873 is about 23727.7447938063. The cubic root of 563005873 is about 825.7291982029.

The spelling of 563005873 in words is "five hundred sixty-three million, five thousand, eight hundred seventy-three".