566541049 has 2 divisors, whose sum is σ = 566541050. Its totient is φ = 566541048.

The previous prime is 566541047. The next prime is 566541103. The reversal of 566541049 is 940145665.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319265424 + 247275625 = 17868^2 + 15725^2 .

It is a cyclic number.

It is not a de Polignac number, because 566541049 - 2¹ = 566541047 is a prime.

Together with 566541047, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (566541043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283270524 + 283270525.

It is an arithmetic number, because the mean of its divisors is an integer number (283270525).

Almost surely, 2^566541049 is an apocalyptic number.

It is an amenable number.

566541049 is a deficient number, since it is larger than the sum of its proper divisors (1).

566541049 is an equidigital number, since it uses as much as digits as its factorization.

566541049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 566541049 is about 23802.1227834830. The cubic root of 566541049 is about 827.4538749950.

The spelling of 566541049 in words is "five hundred sixty-six million, five hundred forty-one thousand, forty-nine".