543430441 has 4 divisors (see below), whose sum is σ = 556684884. Its totient is φ = 530176000.

The previous prime is 543430429. The next prime is 543430463. The reversal of 543430441 is 144034345.

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 32444416 + 510986025 = 5696^2 + 22605^2 .

It is a cyclic number.

It is not a de Polignac number, because 543430441 - 2⁵ = 543430409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543430141) 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, 6627160 + ... + 6627241.

It is an arithmetic number, because the mean of its divisors is an integer number (139171221).

Almost surely, 2^543430441 is an apocalyptic number.

It is an amenable number.

543430441 is a deficient number, since it is larger than the sum of its proper divisors (13254443).

543430441 is a wasteful number, since it uses less digits than its factorization.

543430441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13254442.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 543430441 is about 23311.5945615052. The cubic root of 543430441 is about 816.0460258745.

Adding to 543430441 its reverse (144034345), we get a palindrome (687464786).

It can be divided in two parts, 5434304 and 41, that added together give a palindrome (5434345).

The spelling of 543430441 in words is "five hundred forty-three million, four hundred thirty thousand, four hundred forty-one".