1113288 has 32 divisors (see below), whose sum is σ = 3036960. Its totient is φ = 337280.

The previous prime is 1113257. The next prime is 1113317. The reversal of 1113288 is 8823111.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 1845 + ... + 2372.

It is an arithmetic number, because the mean of its divisors is an integer number (94905).

2^1113288 is an apocalyptic number.

It is an amenable number.

1113288 is an abundant number, since it is smaller than the sum of its proper divisors (1923672).

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

1113288 is a wasteful number, since it uses less digits than its factorization.

1113288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4237 (or 4233 counting only the distinct ones).

The product of its digits is 384, while the sum is 24.

The square root of 1113288 is about 1055.1246371875. The cubic root of 1113288 is about 103.6420137382.

Adding to 1113288 its reverse (8823111), we get a palindrome (9936399).

The spelling of 1113288 in words is "one million, one hundred thirteen thousand, two hundred eighty-eight".