564143 has 4 divisors (see below), whose sum is σ = 567768. Its totient is φ = 560520.

The previous prime is 564133. The next prime is 564149. The reversal of 564143 is 341465.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 564143 - 2⁴ = 564127 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568 + ... + 1893.

It is an arithmetic number, because the mean of its divisors is an integer number (141942).

2⁵⁶⁴¹⁴³ is an apocalyptic number.

564143 is a deficient number, since it is larger than the sum of its proper divisors (3625).

564143 is a wasteful number, since it uses less digits than its factorization.

564143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3624.

The product of its digits is 1440, while the sum is 23.

The square root of 564143 is about 751.0945346626. The cubic root of 564143 is about 82.6284744523.

It can be divided in two parts, 564 and 143, that added together give a palindrome (707).

The spelling of 564143 in words is "five hundred sixty-four thousand, one hundred forty-three".