544521143 has 2 divisors, whose sum is σ = 544521144. Its totient is φ = 544521142.

The previous prime is 544521137. The next prime is 544521151. The reversal of 544521143 is 341125445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544521143 - 2¹² = 544517047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544521643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272260571 + 272260572.

It is an arithmetic number, because the mean of its divisors is an integer number (272260572).

Almost surely, 2^544521143 is an apocalyptic number.

544521143 is a deficient number, since it is larger than the sum of its proper divisors (1).

544521143 is an equidigital number, since it uses as much as digits as its factorization.

544521143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 29.

The square root of 544521143 is about 23334.9768159302. The cubic root of 544521143 is about 816.5916143903.

Adding to 544521143 its reverse (341125445), we get a palindrome (885646588).

The spelling of 544521143 in words is "five hundred forty-four million, five hundred twenty-one thousand, one hundred forty-three".