543215012 has 12 divisors (see below), whose sum is σ = 991958016. Its totient is φ = 259798440.

The previous prime is 543215009. The next prime is 543215039. The reversal of 543215012 is 210512345.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2952164 + ... + 2952347.

It is an arithmetic number, because the mean of its divisors is an integer number (82663168).

Almost surely, 2^543215012 is an apocalyptic number.

It is an amenable number.

543215012 is a deficient number, since it is larger than the sum of its proper divisors (448743004).

543215012 is a wasteful number, since it uses less digits than its factorization.

543215012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5904538 (or 5904536 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 543215012 is about 23306.9734628930. The cubic root of 543215012 is about 815.9381781467.

Adding to 543215012 its reverse (210512345), we get a palindrome (753727357).

The spelling of 543215012 in words is "five hundred forty-three million, two hundred fifteen thousand, twelve".