1143301244 has 24 divisors (see below), whose sum is σ = 2021967360. Its totient is φ = 565621056.

The previous prime is 1143301183. The next prime is 1143301259. The reversal of 1143301244 is 4421033411.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 198842 + ... + 204510.

It is an arithmetic number, because the mean of its divisors is an integer number (84248640).

Almost surely, 2^1143301244 is an apocalyptic number.

It is an amenable number.

1143301244 is a deficient number, since it is larger than the sum of its proper divisors (878666116).

1143301244 is a wasteful number, since it uses less digits than its factorization.

1143301244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6197 (or 6195 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1143301244 is about 33812.7378956511. The cubic root of 1143301244 is about 1045.6513247656.

Adding to 1143301244 its reverse (4421033411), we get a palindrome (5564334655).

The spelling of 1143301244 in words is "one billion, one hundred forty-three million, three hundred one thousand, two hundred forty-four".