543012812 has 6 divisors (see below), whose sum is σ = 950272428. Its totient is φ = 271506404.

The previous prime is 543012797. The next prime is 543012817. The reversal of 543012812 is 218210345.

It is a super-2 number, since 2×543012812² = 589725827992294688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (543012817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67876598 + ... + 67876605.

It is an arithmetic number, because the mean of its divisors is an integer number (158378738).

Almost surely, 2^543012812 is an apocalyptic number.

It is an amenable number.

543012812 is a deficient number, since it is larger than the sum of its proper divisors (407259616).

543012812 is a wasteful number, since it uses less digits than its factorization.

543012812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135753207 (or 135753205 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 543012812 is about 23302.6353016134. The cubic root of 543012812 is about 815.8369271561.

The spelling of 543012812 in words is "five hundred forty-three million, twelve thousand, eight hundred twelve".