1116043163 has 6 divisors (see below), whose sum is σ = 1155855324. Its totient is φ = 1077558104.

The previous prime is 1116043139. The next prime is 1116043189. The reversal of 1116043163 is 3613406111.

It is not a de Polignac number, because 1116043163 - 2³⁰ = 42301339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116043133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 662681 + ... + 664362.

It is an arithmetic number, because the mean of its divisors is an integer number (192642554).

Almost surely, 2^1116043163 is an apocalyptic number.

1116043163 is a deficient number, since it is larger than the sum of its proper divisors (39812161).

1116043163 is an equidigital number, since it uses as much as digits as its factorization.

1116043163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327101 (or 1327072 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1116043163 is about 33407.2321960380. The cubic root of 1116043163 is about 1037.2744099060.

Adding to 1116043163 its reverse (3613406111), we get a palindrome (4729449274).

The spelling of 1116043163 in words is "one billion, one hundred sixteen million, forty-three thousand, one hundred sixty-three".