564542723 has 2 divisors, whose sum is σ = 564542724. Its totient is φ = 564542722.

The previous prime is 564542717. The next prime is 564542729. The reversal of 564542723 is 327245465.

It is a balanced prime because it is at equal distance from previous prime (564542717) and next prime (564542729).

It is a cyclic number.

It is not a de Polignac number, because 564542723 - 2⁸ = 564542467 is a prime.

It is not a weakly prime, because it can be changed into another prime (564542729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282271361 + 282271362.

It is an arithmetic number, because the mean of its divisors is an integer number (282271362).

Almost surely, 2^564542723 is an apocalyptic number.

564542723 is a deficient number, since it is larger than the sum of its proper divisors (1).

564542723 is an equidigital number, since it uses as much as digits as its factorization.

564542723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 38.

The square root of 564542723 is about 23760.1078069945. The cubic root of 564542723 is about 826.4798528788.

The spelling of 564542723 in words is "five hundred sixty-four million, five hundred forty-two thousand, seven hundred twenty-three".