1144303444 has 12 divisors (see below), whose sum is σ = 2049101824. Its totient is φ = 558845784.

The previous prime is 1144303423. The next prime is 1144303463. The reversal of 1144303444 is 4443034411.

It is a happy number.

It is a super-2 number, since 2×1144303444² = 2618860743900522272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3326292 + ... + 3326635.

Almost surely, 2^1144303444 is an apocalyptic number.

It is an amenable number.

1144303444 is a deficient number, since it is larger than the sum of its proper divisors (904798380).

1144303444 is a wasteful number, since it uses less digits than its factorization.

1144303444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6652974 (or 6652972 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 1144303444 is about 33827.5545081225. The cubic root of 1144303444 is about 1045.9567694027.

Adding to 1144303444 its reverse (4443034411), we get a palindrome (5587337855).

The spelling of 1144303444 in words is "one billion, one hundred forty-four million, three hundred three thousand, four hundred forty-four".