566772431 has 2 divisors, whose sum is σ = 566772432. Its totient is φ = 566772430.

The previous prime is 566772421. The next prime is 566772517. The reversal of 566772431 is 134277665.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-566772431 is a prime.

It is a super-2 number, since 2×566772431² = 642461977083299522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566772421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283386215 + 283386216.

It is an arithmetic number, because the mean of its divisors is an integer number (283386216).

Almost surely, 2^566772431 is an apocalyptic number.

566772431 is a deficient number, since it is larger than the sum of its proper divisors (1).

566772431 is an equidigital number, since it uses as much as digits as its factorization.

566772431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 41.

The square root of 566772431 is about 23806.9828201727. The cubic root of 566772431 is about 827.5665069476.

The spelling of 566772431 in words is "five hundred sixty-six million, seven hundred seventy-two thousand, four hundred thirty-one".