566406023 has 2 divisors, whose sum is σ = 566406024. Its totient is φ = 566406022.

The previous prime is 566405969. The next prime is 566406031. The reversal of 566406023 is 320604665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 566406023 - 2⁸ = 566405767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566406223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283203011 + 283203012.

It is an arithmetic number, because the mean of its divisors is an integer number (283203012).

Almost surely, 2^566406023 is an apocalyptic number.

566406023 is a deficient number, since it is larger than the sum of its proper divisors (1).

566406023 is an equidigital number, since it uses as much as digits as its factorization.

566406023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 566406023 is about 23799.2861867746. The cubic root of 566406023 is about 827.3881329718.

The spelling of 566406023 in words is "five hundred sixty-six million, four hundred six thousand, twenty-three".