1116142080 has 160 divisors (see below), whose sum is σ = 3756456000. Its totient is φ = 281935872.

The previous prime is 1116142067. The next prime is 1116142109. The reversal of 1116142080 is 802416111.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1116142080.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142096 + ... + 149744.

It is an arithmetic number, because the mean of its divisors is an integer number (23477850).

Almost surely, 2^1116142080 is an apocalyptic number.

1116142080 is a gapful number since it is divisible by the number (10) 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 1116142080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1878228000).

1116142080 is an abundant number, since it is smaller than the sum of its proper divisors (2640313920).

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

1116142080 is an equidigital number, since it uses as much as digits as its factorization.

1116142080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7694 (or 7678 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 1116142080 is about 33408.7126360774. The cubic root of 1116142080 is about 1037.3050541932.

Adding to 1116142080 its reverse (802416111), we get a palindrome (1918558191).

The spelling of 1116142080 in words is "one billion, one hundred sixteen million, one hundred forty-two thousand, eighty".