144121322249 has 2 divisors, whose sum is σ = 144121322250. Its totient is φ = 144121322248.

The previous prime is 144121322183. The next prime is 144121322287. The reversal of 144121322249 is 942223121441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137219866624 + 6901455625 = 370432^2 + 83075^2 .

It is a cyclic number.

It is not a de Polignac number, because 144121322249 - 2²⁴ = 144104545033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (144171322249) 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, 72060661124 + 72060661125.

It is an arithmetic number, because the mean of its divisors is an integer number (72060661125).

Almost surely, 2^144121322249 is an apocalyptic number.

It is an amenable number.

144121322249 is a deficient number, since it is larger than the sum of its proper divisors (1).

144121322249 is an equidigital number, since it uses as much as digits as its factorization.

144121322249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 35.

The spelling of 144121322249 in words is "one hundred forty-four billion, one hundred twenty-one million, three hundred twenty-two thousand, two hundred forty-nine".