1115227344 has 160 divisors (see below), whose sum is σ = 3781186560. Its totient is φ = 274406400.

The previous prime is 1115227339. The next prime is 1115227357. The reversal of 1115227344 is 4437225111.

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 31 ways as a sum of consecutive naturals, for example, 62284 + ... + 78164.

It is an arithmetic number, because the mean of its divisors is an integer number (23632416).

Almost surely, 2^1115227344 is an apocalyptic number.

1115227344 is a gapful number since it is divisible by the number (14) 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 1115227344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1890593280).

1115227344 is an abundant number, since it is smaller than the sum of its proper divisors (2665959216).

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

1115227344 is a wasteful number, since it uses less digits than its factorization.

1115227344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15929 (or 15923 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 1115227344 is about 33395.0197484595. The cubic root of 1115227344 is about 1037.0216017473.

The spelling of 1115227344 in words is "one billion, one hundred fifteen million, two hundred twenty-seven thousand, three hundred forty-four".