566995963 has 2 divisors, whose sum is σ = 566995964. Its totient is φ = 566995962.

The previous prime is 566995939. The next prime is 566995981. The reversal of 566995963 is 369599665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 566995963 - 2¹⁷ = 566864891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 566995898 and 566995907.

It is not a weakly prime, because it can be changed into another prime (566995993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283497981 + 283497982.

It is an arithmetic number, because the mean of its divisors is an integer number (283497982).

Almost surely, 2^566995963 is an apocalyptic number.

566995963 is a deficient number, since it is larger than the sum of its proper divisors (1).

566995963 is an equidigital number, since it uses as much as digits as its factorization.

566995963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11809800, while the sum is 58.

The square root of 566995963 is about 23811.6770303983. The cubic root of 566995963 is about 827.6752885751.

The spelling of 566995963 in words is "five hundred sixty-six million, nine hundred ninety-five thousand, nine hundred sixty-three".