1116268799 has 4 divisors (see below), whose sum is σ = 1146438264. Its totient is φ = 1086099336.

The previous prime is 1116268789. The next prime is 1116268817. The reversal of 1116268799 is 9978626111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9978626111 = 181 ⋅55130531.

It is a cyclic number.

It is not a de Polignac number, because 1116268799 - 2¹² = 1116264703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116268789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15084677 + ... + 15084750.

It is an arithmetic number, because the mean of its divisors is an integer number (286609566).

Almost surely, 2^1116268799 is an apocalyptic number.

1116268799 is a deficient number, since it is larger than the sum of its proper divisors (30169465).

1116268799 is an equidigital number, since it uses as much as digits as its factorization.

1116268799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30169464.

The product of its digits is 326592, while the sum is 50.

The square root of 1116268799 is about 33410.6090785547. The cubic root of 1116268799 is about 1037.3443088387.

The spelling of 1116268799 in words is "one billion, one hundred sixteen million, two hundred sixty-eight thousand, seven hundred ninety-nine".