543323345 has 4 divisors (see below), whose sum is σ = 651988020. Its totient is φ = 434658672.

The previous prime is 543323327. The next prime is 543323353.

543323345 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 126877696 + 416445649 = 11264^2 + 20407^2 .

It is a cyclic number.

It is not a de Polignac number, because 543323345 - 2¹⁰ = 543322321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54332330 + ... + 54332339.

It is an arithmetic number, because the mean of its divisors is an integer number (162997005).

Almost surely, 2^543323345 is an apocalyptic number.

It is an amenable number.

543323345 is a deficient number, since it is larger than the sum of its proper divisors (108664675).

543323345 is a wasteful number, since it uses less digits than its factorization.

543323345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108664674.

The product of its digits is 64800, while the sum is 32.

The square root of 543323345 is about 23309.2973939585. The cubic root of 543323345 is about 815.9924152065.

The spelling of 543323345 in words is "five hundred forty-three million, three hundred twenty-three thousand, three hundred forty-five".