564605149 has 2 divisors, whose sum is σ = 564605150. Its totient is φ = 564605148.

The previous prime is 564605117. The next prime is 564605189. The reversal of 564605149 is 941506465.

It is a happy number.

564605149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (564605189) can be obtained adding 564605149 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 479172100 + 85433049 = 21890^2 + 9243^2 .

It is a cyclic number.

It is not a de Polignac number, because 564605149 - 2⁵ = 564605117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564605189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282302574 + 282302575.

It is an arithmetic number, because the mean of its divisors is an integer number (282302575).

Almost surely, 2^564605149 is an apocalyptic number.

It is an amenable number.

564605149 is a deficient number, since it is larger than the sum of its proper divisors (1).

564605149 is an equidigital number, since it uses as much as digits as its factorization.

564605149 is an odious number, because the sum of its binary digits is odd.

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

The square root of 564605149 is about 23761.4214431713. The cubic root of 564605149 is about 826.5103152499.

The spelling of 564605149 in words is "five hundred sixty-four million, six hundred five thousand, one hundred forty-nine".