1144012336 has 20 divisors (see below), whose sum is σ = 2263685472. Its totient is φ = 559835456.

The previous prime is 1144012333. The next prime is 1144012379. The reversal of 1144012336 is 6332104411.

It is a self number, because there is not a number n which added to its sum of digits gives 1144012336.

It is not an unprimeable number, because it can be changed into a prime (1144012333) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 759895 + ... + 761398.

Almost surely, 2^1144012336 is an apocalyptic number.

1144012336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1144012336 is a deficient number, since it is larger than the sum of its proper divisors (1119673136).

1144012336 is a wasteful number, since it uses less digits than its factorization.

1144012336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521348 (or 1521342 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1144012336 is about 33823.2514108268. The cubic root of 1144012336 is about 1045.8680655982.

Adding to 1144012336 its reverse (6332104411), we get a palindrome (7476116747).

The spelling of 1144012336 in words is "one billion, one hundred forty-four million, twelve thousand, three hundred thirty-six".