543012 has 24 divisors (see below), whose sum is σ = 1302336. Its totient is φ = 175968.

The previous prime is 542999. The next prime is 543017. The reversal of 543012 is 210345.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 542982 and 543000.

It is not an unprimeable number, because it can be changed into a prime (543017) by changing a digit.

543012 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168 + ... + 1055.

It is an arithmetic number, because the mean of its divisors is an integer number (54264).

2⁵⁴³⁰¹² is an apocalyptic number.

It is an amenable number.

543012 is an abundant number, since it is smaller than the sum of its proper divisors (759324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

543012 is a wasteful number, since it uses less digits than its factorization.

543012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267 (or 1265 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 543012 is about 736.8934794121. The cubic root of 543012 is about 81.5836520499.

Adding to 543012 its reverse (210345), we get a palindrome (753357).

The spelling of 543012 in words is "five hundred forty-three thousand, twelve".