563719729 has 2 divisors, whose sum is σ = 563719730. Its totient is φ = 563719728.

The previous prime is 563719697. The next prime is 563719733. The reversal of 563719729 is 927917365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333135504 + 230584225 = 18252^2 + 15185^2 .

It is a cyclic number.

It is not a de Polignac number, because 563719729 - 2⁵ = 563719697 is a prime.

It is not a weakly prime, because it can be changed into another prime (563719789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281859864 + 281859865.

It is an arithmetic number, because the mean of its divisors is an integer number (281859865).

Almost surely, 2^563719729 is an apocalyptic number.

It is an amenable number.

563719729 is a deficient number, since it is larger than the sum of its proper divisors (1).

563719729 is an equidigital number, since it uses as much as digits as its factorization.

563719729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 49.

The square root of 563719729 is about 23742.7826717931. The cubic root of 563719729 is about 826.0780416856.

The spelling of 563719729 in words is "five hundred sixty-three million, seven hundred nineteen thousand, seven hundred twenty-nine".