1144013244 has 24 divisors (see below), whose sum is σ = 2912034048. Its totient is φ = 346670640.

The previous prime is 1144013231. The next prime is 1144013267. The reversal of 1144013244 is 4423104411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4333252 + ... + 4333515.

It is an arithmetic number, because the mean of its divisors is an integer number (121334752).

Almost surely, 2^1144013244 is an apocalyptic number.

It is an amenable number.

1144013244 is an abundant number, since it is smaller than the sum of its proper divisors (1768020804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144013244 is a wasteful number, since it uses less digits than its factorization.

1144013244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666785 (or 8666783 counting only the distinct ones).

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

The square root of 1144013244 is about 33823.2648335432. The cubic root of 1144013244 is about 1045.8683422992.

Adding to 1144013244 its reverse (4423104411), we get a palindrome (5567117655).

The spelling of 1144013244 in words is "one billion, one hundred forty-four million, thirteen thousand, two hundred forty-four".