1144123244 has 18 divisors (see below), whose sum is σ = 2200783452. Its totient is φ = 520055800.

The previous prime is 1144123241. The next prime is 1144123291. The reversal of 1144123244 is 4423214411.

It is a super-2 number, since 2×1144123244² = 2618035994922167072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1144123241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1181462 + ... + 1182429.

Almost surely, 2^1144123244 is an apocalyptic number.

It is an amenable number.

1144123244 is a deficient number, since it is larger than the sum of its proper divisors (1056660208).

1144123244 is a wasteful number, since it uses less digits than its factorization.

1144123244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363917 (or 2363904 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 1144123244 is about 33824.8908941330. The cubic root of 1144123244 is about 1045.9018622580.

Adding to 1144123244 its reverse (4423214411), we get a palindrome (5567337655).

The spelling of 1144123244 in words is "one billion, one hundred forty-four million, one hundred twenty-three thousand, two hundred forty-four".