1116597744 has 160 divisors (see below), whose sum is σ = 3378355200. Its totient is φ = 352408320.

The previous prime is 1116597743. The next prime is 1116597793. The reversal of 1116597744 is 4477956111.

1116597744 is a `hidden beast` number, since 1 + 1 + 16 + 597 + 7 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1116597744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116597743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1082509 + ... + 1083539.

It is an arithmetic number, because the mean of its divisors is an integer number (21114720).

Almost surely, 2^1116597744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116597744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1689177600).

1116597744 is an abundant number, since it is smaller than the sum of its proper divisors (2261757456).

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

1116597744 is a wasteful number, since it uses less digits than its factorization.

1116597744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180 (or 1168 counting only the distinct ones).

The product of its digits is 211680, while the sum is 45.

The square root of 1116597744 is about 33415.5314786403. The cubic root of 1116597744 is about 1037.4461946065.

The spelling of 1116597744 in words is "one billion, one hundred sixteen million, five hundred ninety-seven thousand, seven hundred forty-four".