144388219 has 2 divisors, whose sum is σ = 144388220. Its totient is φ = 144388218.

The previous prime is 144388207. The next prime is 144388241. The reversal of 144388219 is 912883441.

144388219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (912883441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144388219 - 2¹⁹ = 143863931 is a prime.

It is a super-2 number, since 2×144388219² = 41695915571983922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144388289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72194109 + 72194110.

It is an arithmetic number, because the mean of its divisors is an integer number (72194110).

Almost surely, 2^144388219 is an apocalyptic number.

144388219 is a deficient number, since it is larger than the sum of its proper divisors (1).

144388219 is an equidigital number, since it uses as much as digits as its factorization.

144388219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 40.

The square root of 144388219 is about 12016.1649039950. The cubic root of 144388219 is about 524.6188847025.

The spelling of 144388219 in words is "one hundred forty-four million, three hundred eighty-eight thousand, two hundred nineteen".