144436219 has 2 divisors, whose sum is σ = 144436220. Its totient is φ = 144436218.

The previous prime is 144436213. The next prime is 144436249. The reversal of 144436219 is 912634441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144436219 - 2¹⁵ = 144403451 is a prime.

It is a super-2 number, since 2×144436219² = 41723642718031922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144436213) 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, 72218109 + 72218110.

It is an arithmetic number, because the mean of its divisors is an integer number (72218110).

Almost surely, 2^144436219 is an apocalyptic number.

144436219 is a deficient number, since it is larger than the sum of its proper divisors (1).

144436219 is an equidigital number, since it uses as much as digits as its factorization.

144436219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 34.

The square root of 144436219 is about 12018.1620475013. The cubic root of 144436219 is about 524.6770125209.

The spelling of 144436219 in words is "one hundred forty-four million, four hundred thirty-six thousand, two hundred nineteen".