1113956928 has 448 divisors, whose sum is σ = 4077004800. Its totient is φ = 291133440.

The previous prime is 1113956927. The next prime is 1113956939. The reversal of 1113956928 is 8296593111.

It is a tau number, because it is divible by the number of its divisors (448).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113956927) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8503423 + ... + 8503553.

Almost surely, 2^1113956928 is an apocalyptic number.

1113956928 is a gapful number since it is divisible by the number (18) 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 1113956928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2038502400).

1113956928 is an abundant number, since it is smaller than the sum of its proper divisors (2963047872).

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

1113956928 is a wasteful number, since it uses less digits than its factorization.

1113956928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 199 counting only the distinct ones).

The product of its digits is 116640, while the sum is 45.

The square root of 1113956928 is about 33375.9932885899. The cubic root of 1113956928 is about 1036.6276762641.

The spelling of 1113956928 in words is "one billion, one hundred thirteen million, nine hundred fifty-six thousand, nine hundred twenty-eight".