1115235200 has 96 divisors (see below), whose sum is σ = 2774655000. Its totient is φ = 442910720.

The previous prime is 1115235151. The next prime is 1115235217. The reversal of 1115235200 is 25325111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 11 ways as a sum of consecutive naturals, for example, 475631 + ... + 477969.

Almost surely, 2^1115235200 is an apocalyptic number.

1115235200 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 1115235200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1387327500).

1115235200 is an abundant number, since it is smaller than the sum of its proper divisors (1659419800).

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

1115235200 is a wasteful number, since it uses less digits than its factorization.

1115235200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512 (or 2495 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1115235200 is about 33395.1373705814. The cubic root of 1115235200 is about 1037.0240367733.

The spelling of 1115235200 in words is "one billion, one hundred fifteen million, two hundred thirty-five thousand, two hundred".