144531365219 has 2 divisors, whose sum is σ = 144531365220. Its totient is φ = 144531365218.

The previous prime is 144531365207. The next prime is 144531365267. The reversal of 144531365219 is 912563135441.

It is a weak prime.

It is an emirp because it is prime and its reverse (912563135441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144531365219 - 2¹⁶ = 144531299683 is a prime.

It is a super-2 number, since 2×144531365219² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144531365219.

It is not a weakly prime, because it can be changed into another prime (144531365299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72265682609 + 72265682610.

It is an arithmetic number, because the mean of its divisors is an integer number (72265682610).

Almost surely, 2^144531365219 is an apocalyptic number.

144531365219 is a deficient number, since it is larger than the sum of its proper divisors (1).

144531365219 is an equidigital number, since it uses as much as digits as its factorization.

144531365219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 44.

The spelling of 144531365219 in words is "one hundred forty-four billion, five hundred thirty-one million, three hundred sixty-five thousand, two hundred nineteen".