1118480384 has 96 divisors (see below), whose sum is σ = 2599833600. Its totient is φ = 471121920.

The previous prime is 1118480339. The next prime is 1118480423. The reversal of 1118480384 is 4830848111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873857 + ... + 875135.

It is an arithmetic number, because the mean of its divisors is an integer number (27081600).

Almost surely, 2^1118480384 is an apocalyptic number.

1118480384 is a gapful number since it is divisible by the number (14) 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 1118480384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1299916800).

1118480384 is an abundant number, since it is smaller than the sum of its proper divisors (1481353216).

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

1118480384 is an equidigital number, since it uses as much as digits as its factorization.

1118480384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369 (or 1349 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 38.

The square root of 1118480384 is about 33443.6897485908. The cubic root of 1118480384 is about 1038.0289293902.

The spelling of 1118480384 in words is "one billion, one hundred eighteen million, four hundred eighty thousand, three hundred eighty-four".