1113585384 has 64 divisors (see below), whose sum is σ = 2884752000. Its totient is φ = 357799680.

The previous prime is 1113585377. The next prime is 1113585433. The reversal of 1113585384 is 4835853111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 638754 + ... + 640494.

It is an arithmetic number, because the mean of its divisors is an integer number (45074250).

Almost surely, 2^1113585384 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 1113585384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1442376000).

1113585384 is an abundant number, since it is smaller than the sum of its proper divisors (1771166616).

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

1113585384 is a wasteful number, since it uses less digits than its factorization.

1113585384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698 (or 2694 counting only the distinct ones).

The product of its digits is 57600, while the sum is 39.

The square root of 1113585384 is about 33370.4267878012. The cubic root of 1113585384 is about 1036.5124127944.

The spelling of 1113585384 in words is "one billion, one hundred thirteen million, five hundred eighty-five thousand, three hundred eighty-four".