564757997 has 2 divisors, whose sum is σ = 564757998. Its totient is φ = 564757996.

The previous prime is 564757967. The next prime is 564758009. The reversal of 564757997 is 799757465.

564757997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 563872516 + 885481 = 23746^2 + 941^2 .

It is a cyclic number.

It is not a de Polignac number, because 564757997 - 2⁶ = 564757933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564757937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282378998 + 282378999.

It is an arithmetic number, because the mean of its divisors is an integer number (282378999).

Almost surely, 2^564757997 is an apocalyptic number.

It is an amenable number.

564757997 is a deficient number, since it is larger than the sum of its proper divisors (1).

564757997 is an equidigital number, since it uses as much as digits as its factorization.

564757997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16669800, while the sum is 59.

The square root of 564757997 is about 23764.6375314247. The cubic root of 564757997 is about 826.5848918814.

The spelling of 564757997 in words is "five hundred sixty-four million, seven hundred fifty-seven thousand, nine hundred ninety-seven".