1144321333209 has 12 divisors (see below), whose sum is σ = 1658122819236. Its totient is φ = 760474322592.

The previous prime is 1144321333171. The next prime is 1144321333213. The reversal of 1144321333209 is 9023331234411.

1144321333209 is a `hidden beast` number, since 1 + 1 + 4 + 4 + 321 + 3 + 3 + 320 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 651011763609 + 493309569600 = 806853^2 + 702360^2 .

It is not a de Polignac number, because 1144321333209 - 2¹² = 1144321329113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144321323209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200544174 + ... + 200549879.

It is an arithmetic number, because the mean of its divisors is an integer number (138176901603).

Almost surely, 2^{1144321333209} is an apocalyptic number.

It is an amenable number.

1144321333209 is a deficient number, since it is larger than the sum of its proper divisors (513801486027).

1144321333209 is a wasteful number, since it uses less digits than its factorization.

1144321333209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401094376 (or 401094373 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 1144321333209 in words is "one trillion, one hundred forty-four billion, three hundred twenty-one million, three hundred thirty-three thousand, two hundred nine".