543623413 has 2 divisors, whose sum is σ = 543623414. Its totient is φ = 543623412.

The previous prime is 543623393. The next prime is 543623441. The reversal of 543623413 is 314326345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 352575729 + 191047684 = 18777^2 + 13822^2 .

It is a cyclic number.

It is not a de Polignac number, because 543623413 - 2¹³ = 543615221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543623453) 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 as a sum of consecutive naturals, namely, 271811706 + 271811707.

It is an arithmetic number, because the mean of its divisors is an integer number (271811707).

Almost surely, 2^543623413 is an apocalyptic number.

It is an amenable number.

543623413 is a deficient number, since it is larger than the sum of its proper divisors (1).

543623413 is an equidigital number, since it uses as much as digits as its factorization.

543623413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 31.

The square root of 543623413 is about 23315.7331645393. The cubic root of 543623413 is about 816.1426070165.

Adding to 543623413 its reverse (314326345), we get a palindrome (857949758).

It can be divided in two parts, 54362 and 3413, that added together give a palindrome (57775).

The spelling of 543623413 in words is "five hundred forty-three million, six hundred twenty-three thousand, four hundred thirteen".