1115024000 has 128 divisors (see below), whose sum is σ = 2793510720. Its totient is φ = 442598400.

The previous prime is 1115023993. The next prime is 1115024011. The reversal of 1115024000 is 4205111.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3631847 + ... + 3632153.

Almost surely, 2^1115024000 is an apocalyptic number.

1115024000 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 1115024000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1396755360).

1115024000 is an abundant number, since it is smaller than the sum of its proper divisors (1678486720).

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

1115024000 is an equidigital number, since it uses as much as digits as its factorization.

1115024000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 541 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1115024000 is about 33391.9750838431. The cubic root of 1115024000 is about 1036.9585697747.

Adding to 1115024000 its reverse (4205111), we get a palindrome (1119229111).

The spelling of 1115024000 in words is "one billion, one hundred fifteen million, twenty-four thousand".