1118836080 has 120 divisors (see below), whose sum is σ = 3765406320. Its totient is φ = 297722880.

The previous prime is 1118836073. The next prime is 1118836093. The reversal of 1118836080 is 806388111.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 408315 + ... + 411045.

It is an arithmetic number, because the mean of its divisors is an integer number (31378386).

Almost surely, 2^1118836080 is an apocalyptic number.

1118836080 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 1118836080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882703160).

1118836080 is an abundant number, since it is smaller than the sum of its proper divisors (2646570240).

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

1118836080 is a wasteful number, since it uses less digits than its factorization.

1118836080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3319 (or 3310 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 1118836080 is about 33449.0071601535. The cubic root of 1118836080 is about 1038.1389547456.

The spelling of 1118836080 in words is "one billion, one hundred eighteen million, eight hundred thirty-six thousand, eighty".