1115104000 has 72 divisors (see below), whose sum is σ = 2777943168. Its totient is φ = 446028800.

The previous prime is 1115103991. The next prime is 1115104043. The reversal of 1115104000 is 4015111.

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 7 ways as a sum of consecutive naturals, for example, 14577 + ... + 49423.

It is an arithmetic number, because the mean of its divisors is an integer number (38582544).

Almost surely, 2^1115104000 is an apocalyptic number.

1115104000 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 1115104000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1388971584).

1115104000 is an abundant number, since it is smaller than the sum of its proper divisors (1662839168).

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

1115104000 is an frugal number, since it uses more digits than its factorization.

1115104000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34878 (or 34854 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 1115104000 is about 33393.1729549619. The cubic root of 1115104000 is about 1036.9833688528.

Adding to 1115104000 its reverse (4015111), we get a palindrome (1119119111).

Subtracting from 1115104000 its reverse (4015111), we obtain a square (1111088889 = 33333²).

The spelling of 1115104000 in words is "one billion, one hundred fifteen million, one hundred four thousand".