1115968 has 56 divisors (see below), whose sum is σ = 2633472. Its totient is φ = 459264.

The previous prime is 1115941. The next prime is 1115987. The reversal of 1115968 is 8695111.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21030 + ... + 21082.

2^1115968 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 1115968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316736).

1115968 is an abundant number, since it is smaller than the sum of its proper divisors (1517504).

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

1115968 is an equidigital number, since it uses as much as digits as its factorization.

1115968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 109 counting only the distinct ones).

The product of its digits is 2160, while the sum is 31.

The square root of 1115968 is about 1056.3938659421. The cubic root of 1115968 is about 103.7251123349.

The spelling of 1115968 in words is "one million, one hundred fifteen thousand, nine hundred sixty-eight".