411243543 has 12 divisors (see below), whose sum is σ = 625282840. Its totient is φ = 259732656.

The previous prime is 411243541. The next prime is 411243559. The reversal of 411243543 is 345342114.

It is a happy number.

411243543 is a `hidden beast` number, since 4 + 112 + 4 + 3 + 543 = 666.

It is not a de Polignac number, because 411243543 - 2¹ = 411243541 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 (411243541) 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 11 ways as a sum of consecutive naturals, for example, 1202296 + ... + 1202637.

Almost surely, 2^411243543 is an apocalyptic number.

411243543 is a deficient number, since it is larger than the sum of its proper divisors (214039297).

411243543 is a wasteful number, since it uses less digits than its factorization.

411243543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404958 (or 2404955 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 411243543 is about 20279.1405882991. The cubic root of 411243543 is about 743.6462016668.

Adding to 411243543 its reverse (345342114), we get a palindrome (756585657).

The spelling of 411243543 in words is "four hundred eleven million, two hundred forty-three thousand, five hundred forty-three".