544223143 has 2 divisors, whose sum is σ = 544223144. Its totient is φ = 544223142.

The previous prime is 544223131. The next prime is 544223153. The reversal of 544223143 is 341322445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544223143 - 2²⁹ = 7352231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544223123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272111571 + 272111572.

It is an arithmetic number, because the mean of its divisors is an integer number (272111572).

Almost surely, 2^544223143 is an apocalyptic number.

544223143 is a deficient number, since it is larger than the sum of its proper divisors (1).

544223143 is an equidigital number, since it uses as much as digits as its factorization.

544223143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 28.

The square root of 544223143 is about 23328.5906775356. The cubic root of 544223143 is about 816.4426218860.

Adding to 544223143 its reverse (341322445), we get a palindrome (885545588).

The spelling of 544223143 in words is "five hundred forty-four million, two hundred twenty-three thousand, one hundred forty-three".