543444413 has 8 divisors (see below), whose sum is σ = 550063800. Its totient is φ = 536836608.

The previous prime is 543444401. The next prime is 543444431. The reversal of 543444413 is 314444345.

It can be written as a sum of positive squares in 4 ways, for example, as 12694969 + 530749444 = 3563^2 + 23038^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 543444413 - 2⁸ = 543444157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 543444413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543444443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125045 + ... + 129317.

It is an arithmetic number, because the mean of its divisors is an integer number (68757975).

Almost surely, 2^543444413 is an apocalyptic number.

It is an amenable number.

543444413 is a deficient number, since it is larger than the sum of its proper divisors (6619387).

543444413 is a wasteful number, since it uses less digits than its factorization.

543444413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5791.

The product of its digits is 46080, while the sum is 32.

The square root of 543444413 is about 23311.8942387786. The cubic root of 543444413 is about 816.0530195309.

Adding to 543444413 its reverse (314444345), we get a palindrome (857888758).

The spelling of 543444413 in words is "five hundred forty-three million, four hundred forty-four thousand, four hundred thirteen".