144422219 has 2 divisors, whose sum is σ = 144422220. Its totient is φ = 144422218.

The previous prime is 144422209. The next prime is 144422237. The reversal of 144422219 is 912224441.

It is a weak prime.

It is an emirp because it is prime and its reverse (912224441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144422219 is a prime.

It is a super-2 number, since 2×144422219² = 41715554681767922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 144422191 and 144422200.

It is not a weakly prime, because it can be changed into another prime (144422209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72211109 + 72211110.

It is an arithmetic number, because the mean of its divisors is an integer number (72211110).

Almost surely, 2^144422219 is an apocalyptic number.

144422219 is a deficient number, since it is larger than the sum of its proper divisors (1).

144422219 is an equidigital number, since it uses as much as digits as its factorization.

144422219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 144422219 is about 12017.5795815963. The cubic root of 144422219 is about 524.6600599044.

It can be divided in two parts, 14442 and 2219, that added together give a palindrome (16661).

The spelling of 144422219 in words is "one hundred forty-four million, four hundred twenty-two thousand, two hundred nineteen".