1115005200 has 60 divisors (see below), whose sum is σ = 3571737168. Its totient is φ = 297334400.

The previous prime is 1115005181. The next prime is 1115005207. The reversal of 1115005200 is 25005111.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1115005200.

It is not an unprimeable number, because it can be changed into a prime (1115005207) by changing a digit.

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, 463386 + ... + 465785.

Almost surely, 2^1115005200 is an apocalyptic number.

1115005200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1115005200 is an abundant number, since it is smaller than the sum of its proper divisors (2456731968).

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

1115005200 is a wasteful number, since it uses less digits than its factorization.

1115005200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929192 (or 929181 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 1115005200 is about 33391.6935778945. The cubic root of 1115005200 is about 1036.9527418192.

The spelling of 1115005200 in words is "one billion, one hundred fifteen million, five thousand, two hundred".