144321041403169 has 2 divisors, whose sum is σ = 144321041403170. Its totient is φ = 144321041403168.

The previous prime is 144321041403113. The next prime is 144321041403233. The reversal of 144321041403169 is 961304140123441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133347643140625 + 10973398262544 = 11547625^2 + 3312612^2 .

It is a cyclic number.

It is not a de Polignac number, because 144321041403169 - 2¹⁹ = 144321040878881 is a prime.

It is a super-2 number, since 2×144321041403169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144321041401169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72160520701584 + 72160520701585.

It is an arithmetic number, because the mean of its divisors is an integer number (72160520701585).

Almost surely, 2^{144321041403169} is an apocalyptic number.

It is an amenable number.

144321041403169 is a deficient number, since it is larger than the sum of its proper divisors (1).

144321041403169 is an equidigital number, since it uses as much as digits as its factorization.

144321041403169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 144321041403169 in words is "one hundred forty-four trillion, three hundred twenty-one billion, forty-one million, four hundred three thousand, one hundred sixty-nine".