2144424173 has 2 divisors, whose sum is σ = 2144424174. Its totient is φ = 2144424172.

The previous prime is 2144424157. The next prime is 2144424187. The reversal of 2144424173 is 3714244412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2068612324 + 75811849 = 45482^2 + 8707^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144424173 - 2⁴ = 2144424157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144424103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072212086 + 1072212087.

It is an arithmetic number, because the mean of its divisors is an integer number (1072212087).

Almost surely, 2^2144424173 is an apocalyptic number.

It is an amenable number.

2144424173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144424173 is an equidigital number, since it uses as much as digits as its factorization.

2144424173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 32.

The square root of 2144424173 is about 46307.9277554071. The cubic root of 2144424173 is about 1289.5461763203.

Adding to 2144424173 its reverse (3714244412), we get a palindrome (5858668585).

The spelling of 2144424173 in words is "two billion, one hundred forty-four million, four hundred twenty-four thousand, one hundred seventy-three".