224243543143 has 4 divisors (see below), whose sum is σ = 225482457928. Its totient is φ = 223004628360.

The previous prime is 224243543107. The next prime is 224243543149. The reversal of 224243543143 is 341345342422.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 224243543143 - 2²¹ = 224241445991 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 (224243543149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 619457121 + ... + 619457482.

It is an arithmetic number, because the mean of its divisors is an integer number (56370614482).

Almost surely, 2^224243543143 is an apocalyptic number.

224243543143 is a deficient number, since it is larger than the sum of its proper divisors (1238914785).

224243543143 is a wasteful number, since it uses less digits than its factorization.

224243543143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238914784.

The product of its digits is 276480, while the sum is 37.

Adding to 224243543143 its reverse (341345342422), we get a palindrome (565588885565).

The spelling of 224243543143 in words is "two hundred twenty-four billion, two hundred forty-three million, five hundred forty-three thousand, one hundred forty-three".