1113579968 has 112 divisors (see below), whose sum is σ = 2491557120. Its totient is φ = 490696704.

The previous prime is 1113579953. The next prime is 1113579997. The reversal of 1113579968 is 8699753111.

It is a congruent number.

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, 2128955 + ... + 2129477.

Almost surely, 2^1113579968 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 1113579968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1245778560).

1113579968 is an abundant number, since it is smaller than the sum of its proper divisors (1377977152).

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

1113579968 is a wasteful number, since it uses less digits than its factorization.

1113579968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674 (or 664 counting only the distinct ones).

The product of its digits is 408240, while the sum is 50.

The square root of 1113579968 is about 33370.3456380062. The cubic root of 1113579968 is about 1036.5107324082.

The spelling of 1113579968 in words is "one billion, one hundred thirteen million, five hundred seventy-nine thousand, nine hundred sixty-eight".