1143616748 has 24 divisors (see below), whose sum is σ = 2012634624. Its totient is φ = 568587600.

The previous prime is 1143616709. The next prime is 1143616751. The reversal of 1143616748 is 8476163411.

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, 1047683 + ... + 1048773.

It is an arithmetic number, because the mean of its divisors is an integer number (83859776).

Almost surely, 2^1143616748 is an apocalyptic number.

It is an amenable number.

1143616748 is a deficient number, since it is larger than the sum of its proper divisors (869017876).

1143616748 is a wasteful number, since it uses less digits than its factorization.

1143616748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333 (or 2331 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 1143616748 is about 33817.4030345324. The cubic root of 1143616748 is about 1045.7475014689.

The spelling of 1143616748 in words is "one billion, one hundred forty-three million, six hundred sixteen thousand, seven hundred forty-eight".