1116838943 has 8 divisors (see below), whose sum is σ = 1282494720. Its totient is φ = 961870680.

The previous prime is 1116838939. The next prime is 1116838951. The reversal of 1116838943 is 3498386111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1116838943 - 2² = 1116838939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1116838894 and 1116838903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116838973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2671655 + ... + 2672072.

It is an arithmetic number, because the mean of its divisors is an integer number (160311840).

Almost surely, 2^1116838943 is an apocalyptic number.

1116838943 is a deficient number, since it is larger than the sum of its proper divisors (165655777).

1116838943 is a wasteful number, since it uses less digits than its factorization.

1116838943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5343757.

The product of its digits is 124416, while the sum is 44.

The square root of 1116838943 is about 33419.1403689562. The cubic root of 1116838943 is about 1037.5208896554.

The spelling of 1116838943 in words is "one billion, one hundred sixteen million, eight hundred thirty-eight thousand, nine hundred forty-three".