564764143 has 2 divisors, whose sum is σ = 564764144. Its totient is φ = 564764142.

The previous prime is 564764129. The next prime is 564764171. The reversal of 564764143 is 341467465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 564764143 - 2⁵ = 564764111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 564764096 and 564764105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564764243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282382071 + 282382072.

It is an arithmetic number, because the mean of its divisors is an integer number (282382072).

Almost surely, 2^564764143 is an apocalyptic number.

564764143 is a deficient number, since it is larger than the sum of its proper divisors (1).

564764143 is an equidigital number, since it uses as much as digits as its factorization.

564764143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 40.

The square root of 564764143 is about 23764.7668408508. The cubic root of 564764143 is about 826.5878903175.

The spelling of 564764143 in words is "five hundred sixty-four million, seven hundred sixty-four thousand, one hundred forty-three".