1144242132 has 24 divisors (see below), whose sum is σ = 2912616672. Its totient is φ = 346740000.

The previous prime is 1144242101. The next prime is 1144242133. The reversal of 1144242132 is 2312424411.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144242133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4334119 + ... + 4334382.

It is an arithmetic number, because the mean of its divisors is an integer number (121359028).

Almost surely, 2^1144242132 is an apocalyptic number.

1144242132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1144242132 is an abundant number, since it is smaller than the sum of its proper divisors (1768374540).

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

1144242132 is a wasteful number, since it uses less digits than its factorization.

1144242132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8668519 (or 8668517 counting only the distinct ones).

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

The square root of 1144242132 is about 33826.6482525242. The cubic root of 1144242132 is about 1045.9380882137.

Adding to 1144242132 its reverse (2312424411), we get a palindrome (3456666543).

The spelling of 1144242132 in words is "one billion, one hundred forty-four million, two hundred forty-two thousand, one hundred thirty-two".