1116144862 has 16 divisors (see below), whose sum is σ = 1923309792. Its totient is φ = 475868160.

The previous prime is 1116144859. The next prime is 1116144881. The reversal of 1116144862 is 2684416111.

It is a happy number.

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, 203839 + ... + 209242.

It is an arithmetic number, because the mean of its divisors is an integer number (120206862).

Almost surely, 2^1116144862 is an apocalyptic number.

1116144862 is a deficient number, since it is larger than the sum of its proper divisors (807164930).

1116144862 is a wasteful number, since it uses less digits than its factorization.

1116144862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413283.

The product of its digits is 9216, while the sum is 34.

The square root of 1116144862 is about 33408.7542718971. The cubic root of 1116144862 is about 1037.3059160250.

The spelling of 1116144862 in words is "one billion, one hundred sixteen million, one hundred forty-four thousand, eight hundred sixty-two".