543223412 has 6 divisors (see below), whose sum is σ = 950640978. Its totient is φ = 271611704.

The previous prime is 543223403. The next prime is 543223427. The reversal of 543223412 is 214322345.

It can be written as a sum of positive squares in only one way, i.e., 445885456 + 97337956 = 21116^2 + 9866^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67902923 + ... + 67902930.

It is an arithmetic number, because the mean of its divisors is an integer number (158440163).

Almost surely, 2^543223412 is an apocalyptic number.

It is an amenable number.

543223412 is a deficient number, since it is larger than the sum of its proper divisors (407417566).

543223412 is a wasteful number, since it uses less digits than its factorization.

543223412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135805857 (or 135805855 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 543223412 is about 23307.1536657739. The cubic root of 543223412 is about 815.9423838757.

Adding to 543223412 its reverse (214322345), we get a palindrome (757545757).

The spelling of 543223412 in words is "five hundred forty-three million, two hundred twenty-three thousand, four hundred twelve".