1144224369 has 12 divisors (see below), whose sum is σ = 1659056256. Its totient is φ = 759914232.

The previous prime is 1144224349. The next prime is 1144224391. The reversal of 1144224369 is 9634224411.

It is not a de Polignac number, because 1144224369 - 2⁵ = 1144224337 is a prime.

It is a super-2 number, since 2×1144224369² = 2618498813226896322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1144224349) 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, 239337 + ... + 244070.

It is an arithmetic number, because the mean of its divisors is an integer number (138254688).

Almost surely, 2^1144224369 is an apocalyptic number.

It is an amenable number.

1144224369 is a deficient number, since it is larger than the sum of its proper divisors (514831887).

1144224369 is a wasteful number, since it uses less digits than its factorization.

1144224369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483676 (or 483673 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 1144224369 is about 33826.3856922374. The cubic root of 1144224369 is about 1045.9326758702.

The spelling of 1144224369 in words is "one billion, one hundred forty-four million, two hundred twenty-four thousand, three hundred sixty-nine".