543023 has 4 divisors (see below), whose sum is σ = 584808. Its totient is φ = 501240.

The previous prime is 543019. The next prime is 543029. The reversal of 543023 is 320345.

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 543023 - 2² = 543019 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 4⁴ + 0 + 3² + 2¹³ + 3¹² .

It is a Duffinian number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 542992 and 543010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543029) 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, 20873 + ... + 20898.

It is an arithmetic number, because the mean of its divisors is an integer number (146202).

2⁵⁴³⁰²³ is an apocalyptic number.

543023 is a deficient number, since it is larger than the sum of its proper divisors (41785).

543023 is a wasteful number, since it uses less digits than its factorization.

543023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41784.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 543023 is about 736.9009431396. The cubic root of 543023 is about 81.5842029365.

Adding to 543023 its reverse (320345), we get a palindrome (863368).

The spelling of 543023 in words is "five hundred forty-three thousand, twenty-three".