1115560000 has 105 divisors (see below), whose sum is σ = 2782889659. Its totient is φ = 443552000.

The previous prime is 1115559997. The next prime is 1115560001. The reversal of 1115560000 is 655111.

The square root of 1115560000 is 33400.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 87459904 + 1028100096 = 9352^2 + 32064^2 .

It is a super-2 number, since 2×1115560000² = 2488948227200000000, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1115560000.

It is not an unprimeable number, because it can be changed into a prime (1115560001) 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 14 ways as a sum of consecutive naturals, for example, 6679917 + ... + 6680083.

Almost surely, 2^1115560000 is an apocalyptic number.

1115560000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1115560000 is the 33400-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115560000

1115560000 is an abundant number, since it is smaller than the sum of its proper divisors (1667329659).

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

1115560000 is an frugal number, since it uses more digits than its factorization.

1115560000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 19.

The cubic root of 1115560000 is about 1037.1247009541.

The spelling of 1115560000 in words is "one billion, one hundred fifteen million, five hundred sixty thousand".