543240144413 has 4 divisors (see below), whose sum is σ = 543247897020. Its totient is φ = 543232391808.

The previous prime is 543240144389. The next prime is 543240144449. The reversal of 543240144413 is 314441042345.

It is a happy number.

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 441589488484 + 101650655929 = 664522^2 + 318827^2 .

It is a cyclic number.

It is not a de Polignac number, because 543240144413 - 2⁸ = 543240144157 is a prime.

It is a super-2 number, since 2×543240144413² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543240144493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3770228 + ... + 3911661.

It is an arithmetic number, because the mean of its divisors is an integer number (135811974255).

Almost surely, 2^543240144413 is an apocalyptic number.

It is an amenable number.

543240144413 is a deficient number, since it is larger than the sum of its proper divisors (7752607).

543240144413 is an equidigital number, since it uses as much as digits as its factorization.

543240144413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7752606.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 543240144413 its reverse (314441042345), we get a palindrome (857681186758).

The spelling of 543240144413 in words is "five hundred forty-three billion, two hundred forty million, one hundred forty-four thousand, four hundred thirteen".