1115370000 has 450 divisors, whose sum is σ = 4288688118. Its totient is φ = 279936000.

The previous prime is 1115369963. The next prime is 1115370029. The reversal of 1115370000 is 735111.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 283855104 + 831514896 = 16848^2 + 28836^2 .

It is a tau number, because it is divible by the number of its divisors (450).

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 65609992 + ... + 65610008.

Almost surely, 2^1115370000 is an apocalyptic number.

1115370000 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 1115370000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2144344059).

1115370000 is an abundant number, since it is smaller than the sum of its proper divisors (3173318118).

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

1115370000 is an frugal number, since it uses more digits than its factorization.

1115370000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69 (or 27 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 18.

The square root of 1115370000 is about 33397.1555675031. The cubic root of 1115370000 is about 1037.0658172600.

The spelling of 1115370000 in words is "one billion, one hundred fifteen million, three hundred seventy thousand".