543264263 has 4 divisors (see below), whose sum is σ = 543335328. Its totient is φ = 543193200.

The previous prime is 543264259. The next prime is 543264269. The reversal of 543264263 is 362462345.

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 543264263 - 2² = 543264259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543264269) by changing a digit.

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, 22463 + ... + 39888.

It is an arithmetic number, because the mean of its divisors is an integer number (135833832).

Almost surely, 2^543264263 is an apocalyptic number.

543264263 is a deficient number, since it is larger than the sum of its proper divisors (71065).

543264263 is an equidigital number, since it uses as much as digits as its factorization.

543264263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71064.

The product of its digits is 103680, while the sum is 35.

The square root of 543264263 is about 23308.0300111356. The cubic root of 543264263 is about 815.9628366189.

The spelling of 543264263 in words is "five hundred forty-three million, two hundred sixty-four thousand, two hundred sixty-three".