1144044123 has 4 divisors (see below), whose sum is σ = 1525392168. Its totient is φ = 762696080.

The previous prime is 1144044089. The next prime is 1144044133. The reversal of 1144044123 is 3214404411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1144044123 - 2¹⁴ = 1144027739 is a prime.

It is a super-3 number, since 3×1144044123³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1144044093 and 1144044102.

It is not an unprimeable number, because it can be changed into a prime (1144044133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190674018 + ... + 190674023.

It is an arithmetic number, because the mean of its divisors is an integer number (381348042).

Almost surely, 2^1144044123 is an apocalyptic number.

1144044123 is a deficient number, since it is larger than the sum of its proper divisors (381348045).

1144044123 is an equidigital number, since it uses as much as digits as its factorization.

1144044123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381348044.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1144044123 is about 33823.7213062076. The cubic root of 1144044123 is about 1045.8777521780.

Adding to 1144044123 its reverse (3214404411), we get a palindrome (4358448534).

The spelling of 1144044123 in words is "one billion, one hundred forty-four million, forty-four thousand, one hundred twenty-three".