566214191 has 2 divisors, whose sum is σ = 566214192. Its totient is φ = 566214190.

The previous prime is 566214169. The next prime is 566214203. The reversal of 566214191 is 191412665.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-566214191 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566214151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283107095 + 283107096.

It is an arithmetic number, because the mean of its divisors is an integer number (283107096).

Almost surely, 2^566214191 is an apocalyptic number.

566214191 is a deficient number, since it is larger than the sum of its proper divisors (1).

566214191 is an equidigital number, since it uses as much as digits as its factorization.

566214191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 566214191 is about 23795.2556405684. The cubic root of 566214191 is about 827.2947150373.

The spelling of 566214191 in words is "five hundred sixty-six million, two hundred fourteen thousand, one hundred ninety-one".