1116312192 has 160 divisors (see below), whose sum is σ = 3373809120. Its totient is φ = 366322176.

The previous prime is 1116312079. The next prime is 1116312203. The reversal of 1116312192 is 2912136111.

It is a happy number.

1116312192 is a `hidden beast` number, since 1 + 1 + 1 + 631 + 21 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 693853 + ... + 695459.

It is an arithmetic number, because the mean of its divisors is an integer number (21086307).

Almost surely, 2^1116312192 is an apocalyptic number.

1116312192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116312192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1686904560).

1116312192 is an abundant number, since it is smaller than the sum of its proper divisors (2257496928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1116312192 is an equidigital number, since it uses as much as digits as its factorization.

1116312192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700 (or 1679 counting only the distinct ones).

The product of its digits is 648, while the sum is 27.

The square root of 1116312192 is about 33411.2584617820. The cubic root of 1116312192 is about 1037.3577503139.

The spelling of 1116312192 in words is "one billion, one hundred sixteen million, three hundred twelve thousand, one hundred ninety-two".