8452564573 has 2 divisors, whose sum is σ = 8452564574. Its totient is φ = 8452564572.

The previous prime is 8452564531. The next prime is 8452564583. The reversal of 8452564573 is 3754652548.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5601324964 + 2851239609 = 74842^2 + 53397^2 .

It is a cyclic number.

It is not a de Polignac number, because 8452564573 - 2²⁵ = 8419010141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8452564583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4226282286 + 4226282287.

It is an arithmetic number, because the mean of its divisors is an integer number (4226282287).

Almost surely, 2^8452564573 is an apocalyptic number.

It is an amenable number.

8452564573 is a deficient number, since it is larger than the sum of its proper divisors (1).

8452564573 is an equidigital number, since it uses as much as digits as its factorization.

8452564573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032000, while the sum is 49.

The square root of 8452564573 is about 91937.8299341463. The cubic root of 8452564573 is about 2037.0240933383.

The spelling of 8452564573 in words is "eight billion, four hundred fifty-two million, five hundred sixty-four thousand, five hundred seventy-three".