564345253 has 2 divisors, whose sum is σ = 564345254. Its totient is φ = 564345252.

The previous prime is 564345193. The next prime is 564345259. The reversal of 564345253 is 352543465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 560837124 + 3508129 = 23682^2 + 1873^2 .

It is a cyclic number.

It is not a de Polignac number, because 564345253 - 2⁹ = 564344741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564345259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282172626 + 282172627.

It is an arithmetic number, because the mean of its divisors is an integer number (282172627).

Almost surely, 2^564345253 is an apocalyptic number.

It is an amenable number.

564345253 is a deficient number, since it is larger than the sum of its proper divisors (1).

564345253 is an equidigital number, since it uses as much as digits as its factorization.

564345253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216000, while the sum is 37.

The square root of 564345253 is about 23755.9519489327. The cubic root of 564345253 is about 826.3834775278.

The spelling of 564345253 in words is "five hundred sixty-four million, three hundred forty-five thousand, two hundred fifty-three".