543210012 has 18 divisors (see below), whose sum is σ = 1373114288. Its totient is φ = 181069992.

The previous prime is 543210011. The next prime is 543210029. The reversal of 543210012 is 210012345.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543210011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7544548 + ... + 7544619.

Almost surely, 2^543210012 is an apocalyptic number.

It is an amenable number.

543210012 is an abundant number, since it is smaller than the sum of its proper divisors (829904276).

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

543210012 is a wasteful number, since it uses less digits than its factorization.

543210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15089177 (or 15089172 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 543210012 is about 23306.8661986119. The cubic root of 543210012 is about 815.9356747160.

Adding to 543210012 its reverse (210012345), we get a palindrome (753222357).

The spelling of 543210012 in words is "five hundred forty-three million, two hundred ten thousand, twelve".