563917801 has 2 divisors, whose sum is σ = 563917802. Its totient is φ = 563917800.

The previous prime is 563917793. The next prime is 563917843. The reversal of 563917801 is 108719365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 532501776 + 31416025 = 23076^2 + 5605^2 .

It is a cyclic number.

It is not a de Polignac number, because 563917801 - 2³ = 563917793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (563917901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281958900 + 281958901.

It is an arithmetic number, because the mean of its divisors is an integer number (281958901).

Almost surely, 2^563917801 is an apocalyptic number.

It is an amenable number.

563917801 is a deficient number, since it is larger than the sum of its proper divisors (1).

563917801 is an equidigital number, since it uses as much as digits as its factorization.

563917801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 563917801 is about 23746.9535098715. The cubic root of 563917801 is about 826.1747822947.

The spelling of 563917801 in words is "five hundred sixty-three million, nine hundred seventeen thousand, eight hundred one".