543345456 has 20 divisors (see below), whose sum is σ = 1403642552. Its totient is φ = 181115136.

The previous prime is 543345433. The next prime is 543345461. The reversal of 543345456 is 654543345.

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, 5659801 + ... + 5659896.

Almost surely, 2^543345456 is an apocalyptic number.

It is an amenable number.

543345456 is an abundant number, since it is smaller than the sum of its proper divisors (860297096).

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

543345456 is a wasteful number, since it uses less digits than its factorization.

543345456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11319708 (or 11319702 counting only the distinct ones).

The product of its digits is 432000, while the sum is 39.

The square root of 543345456 is about 23309.7716848535. The cubic root of 543345456 is about 816.0034842220.

The spelling of 543345456 in words is "five hundred forty-three million, three hundred forty-five thousand, four hundred fifty-six".