566149 has 2 divisors, whose sum is σ = 566150. Its totient is φ = 566148.

The previous prime is 566131. The next prime is 566161. The reversal of 566149 is 941665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 515524 + 50625 = 718^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 566149 - 2⁹ = 565637 is a prime.

566149 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 566149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283074 + 283075.

It is an arithmetic number, because the mean of its divisors is an integer number (283075).

2⁵⁶⁶¹⁴⁹ is an apocalyptic number.

It is an amenable number.

566149 is a deficient number, since it is larger than the sum of its proper divisors (1).

566149 is an equidigital number, since it uses as much as digits as its factorization.

566149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 566149 is about 752.4287341669. The cubic root of 566149 is about 82.7262963661.

The spelling of 566149 in words is "five hundred sixty-six thousand, one hundred forty-nine".