1116912089 has 8 divisors (see below), whose sum is σ = 1162200960. Its totient is φ = 1072520176.

The previous prime is 1116912079. The next prime is 1116912101. The reversal of 1116912089 is 9802196111.

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 1116912089 - 2²⁰ = 1115863513 is a prime.

It is a super-2 number, since 2×1116912089² = 2494985229108687842, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1116912059) 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, 221699 + ... + 226680.

It is an arithmetic number, because the mean of its divisors is an integer number (145275120).

Almost surely, 2^1116912089 is an apocalyptic number.

It is an amenable number.

1116912089 is a deficient number, since it is larger than the sum of its proper divisors (45288871).

1116912089 is an equidigital number, since it uses as much as digits as its factorization.

1116912089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448479.

The product of its (nonzero) digits is 7776, while the sum is 38.

The square root of 1116912089 is about 33420.2347238915. The cubic root of 1116912089 is about 1037.5435395479.

The spelling of 1116912089 in words is "one billion, one hundred sixteen million, nine hundred twelve thousand, eighty-nine".