543654323 has 4 divisors (see below), whose sum is σ = 547804488. Its totient is φ = 539504160.

The previous prime is 543654299. The next prime is 543654367. The reversal of 543654323 is 323456345.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 543654323 - 2⁶ = 543654259 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543654523) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2074886 + ... + 2075147.

It is an arithmetic number, because the mean of its divisors is an integer number (136951122).

Almost surely, 2^543654323 is an apocalyptic number.

543654323 is a deficient number, since it is larger than the sum of its proper divisors (4150165).

543654323 is a wasteful number, since it uses less digits than its factorization.

543654323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150164.

The product of its digits is 129600, while the sum is 35.

The square root of 543654323 is about 23316.3960122485. The cubic root of 543654323 is about 816.1580751324.

The spelling of 543654323 in words is "five hundred forty-three million, six hundred fifty-four thousand, three hundred twenty-three".