1142144324 has 6 divisors (see below), whose sum is σ = 1998752574. Its totient is φ = 571072160.

The previous prime is 1142144299. The next prime is 1142144351. The reversal of 1142144324 is 4234412411.

It can be written as a sum of positive squares in only one way, i.e., 922215424 + 219928900 = 30368^2 + 14830^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1142144293 and 1142144302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142768037 + ... + 142768044.

It is an arithmetic number, because the mean of its divisors is an integer number (333125429).

Almost surely, 2^1142144324 is an apocalyptic number.

It is an amenable number.

1142144324 is a deficient number, since it is larger than the sum of its proper divisors (856608250).

1142144324 is a wasteful number, since it uses less digits than its factorization.

1142144324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285536085 (or 285536083 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 1142144324 is about 33795.6258116343. The cubic root of 1142144324 is about 1045.2985034321.

Adding to 1142144324 its reverse (4234412411), we get a palindrome (5376556735).

The spelling of 1142144324 in words is "one billion, one hundred forty-two million, one hundred forty-four thousand, three hundred twenty-four".