1113393312 has 108 divisors (see below), whose sum is σ = 3341937690. Its totient is φ = 351565056.

The previous prime is 1113393287. The next prime is 1113393343. The reversal of 1113393312 is 2133933111.

1113393312 is a `hidden beast` number, since 1 + 11 + 339 + 3 + 312 = 666.

It can be written as a sum of positive squares in only one way, i.e., 663783696 + 449609616 = 25764^2 + 21204^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 98614 + ... + 109322.

Almost surely, 2^1113393312 is an apocalyptic number.

1113393312 is a gapful number since it is divisible by the number (12) 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 1113393312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670968845).

1113393312 is an abundant number, since it is smaller than the sum of its proper divisors (2228544378).

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

1113393312 is a wasteful number, since it uses less digits than its factorization.

1113393312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10763 (or 10733 counting only the distinct ones).

The product of its digits is 1458, while the sum is 27.

The square root of 1113393312 is about 33367.5487862084. The cubic root of 1113393312 is about 1036.4528165682.

The spelling of 1113393312 in words is "one billion, one hundred thirteen million, three hundred ninety-three thousand, three hundred twelve".