563204461 has 2 divisors, whose sum is σ = 563204462. Its totient is φ = 563204460.

The previous prime is 563204459. The next prime is 563204471. The reversal of 563204461 is 164402365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 563160361 + 44100 = 23731^2 + 210^2 .

It is a cyclic number.

It is not a de Polignac number, because 563204461 - 2¹ = 563204459 is a prime.

Together with 563204459, 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 (563204471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281602230 + 281602231.

It is an arithmetic number, because the mean of its divisors is an integer number (281602231).

Almost surely, 2^563204461 is an apocalyptic number.

It is an amenable number.

563204461 is a deficient number, since it is larger than the sum of its proper divisors (1).

563204461 is an equidigital number, since it uses as much as digits as its factorization.

563204461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 563204461 is about 23731.9291461946. The cubic root of 563204461 is about 825.8262727578.

The spelling of 563204461 in words is "five hundred sixty-three million, two hundred four thousand, four hundred sixty-one".