1144323344209 has 2 divisors, whose sum is σ = 1144323344210. Its totient is φ = 1144323344208.

The previous prime is 1144323344207. The next prime is 1144323344237. The reversal of 1144323344209 is 9024433234411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 930158015809 + 214165328400 = 964447^2 + 462780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144323344209 - 2¹ = 1144323344207 is a prime.

It is a super-2 number, since 2×1144323344209² (a number of 25 digits) contains 22 as substring.

Together with 1144323344207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1144323344207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572161672104 + 572161672105.

It is an arithmetic number, because the mean of its divisors is an integer number (572161672105).

Almost surely, 2^{1144323344209} is an apocalyptic number.

It is an amenable number.

1144323344209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144323344209 is an equidigital number, since it uses as much as digits as its factorization.

1144323344209 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 40.

The spelling of 1144323344209 in words is "one trillion, one hundred forty-four billion, three hundred twenty-three million, three hundred forty-four thousand, two hundred nine".