543459 has 12 divisors (see below), whose sum is σ = 843144. Its totient is φ = 310464.

The previous prime is 543427. The next prime is 543463. The reversal of 543459 is 954345.

It is not a de Polignac number, because 543459 - 2⁵ = 543427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (543259) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1702 + ... + 1995.

It is an arithmetic number, because the mean of its divisors is an integer number (70262).

2⁵⁴³⁴⁵⁹ is an apocalyptic number.

543459 is a deficient number, since it is larger than the sum of its proper divisors (299685).

543459 is a wasteful number, since it uses less digits than its factorization.

543459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714 (or 3707 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 543459 is about 737.1967173014. The cubic root of 543459 is about 81.6060320896.

The spelling of 543459 in words is "five hundred forty-three thousand, four hundred fifty-nine".