563797489 has 2 divisors, whose sum is σ = 563797490. Its totient is φ = 563797488.

The previous prime is 563797471. The next prime is 563797501. The reversal of 563797489 is 984797365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 517107600 + 46689889 = 22740^2 + 6833^2 .

It is a cyclic number.

It is not a de Polignac number, because 563797489 - 2⁹ = 563796977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (563797889) 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, 281898744 + 281898745.

It is an arithmetic number, because the mean of its divisors is an integer number (281898745).

Almost surely, 2^563797489 is an apocalyptic number.

It is an amenable number.

563797489 is a deficient number, since it is larger than the sum of its proper divisors (1).

563797489 is an equidigital number, since it uses as much as digits as its factorization.

563797489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 58.

The square root of 563797489 is about 23744.4201655884. The cubic root of 563797489 is about 826.1160232521.

The spelling of 563797489 in words is "five hundred sixty-three million, seven hundred ninety-seven thousand, four hundred eighty-nine".