1113784672 has 288 divisors, whose sum is σ = 3096878400. Its totient is φ = 383201280.

The previous prime is 1113784669. The next prime is 1113784673. The reversal of 1113784672 is 2764873111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113784673) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10218154 + ... + 10218262.

It is an arithmetic number, because the mean of its divisors is an integer number (10753050).

Almost surely, 2^1113784672 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 1113784672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1548439200).

1113784672 is an abundant number, since it is smaller than the sum of its proper divisors (1983093728).

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

1113784672 is a wasteful number, since it uses less digits than its factorization.

1113784672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 171 counting only the distinct ones).

The product of its digits is 56448, while the sum is 40.

The square root of 1113784672 is about 33373.4126513906. The cubic root of 1113784672 is about 1036.5742407624.

The spelling of 1113784672 in words is "one billion, one hundred thirteen million, seven hundred eighty-four thousand, six hundred seventy-two".