1113323904 has 432 divisors, whose sum is σ = 4121486460. Its totient is φ = 287400960.

The previous prime is 1113323899. The next prime is 1113323927. The reversal of 1113323904 is 4093233111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 6830127 + ... + 6830289.

Almost surely, 2^1113323904 is an apocalyptic number.

1113323904 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 1113323904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2060743230).

1113323904 is an abundant number, since it is smaller than the sum of its proper divisors (3008162556).

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

1113323904 is a wasteful number, since it uses less digits than its factorization.

1113323904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 1113323904 is about 33366.5087175749. The cubic root of 1113323904 is about 1036.4312789225.

The spelling of 1113323904 in words is "one billion, one hundred thirteen million, three hundred twenty-three thousand, nine hundred four".