11115882 has 24 divisors (see below), whose sum is σ = 24173604. Its totient is φ = 3691584.

The previous prime is 11115869. The next prime is 11115883. The reversal of 11115882 is 28851111.

It can be written as a sum of positive squares in 2 ways, for example, as 8520561 + 2595321 = 2919^2 + 1611^2 .

It is not an unprimeable number, because it can be changed into a prime (11115883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4648 + ... + 6620.

Almost surely, 2^11115882 is an apocalyptic number.

11115882 is an abundant number, since it is smaller than the sum of its proper divisors (13057722).

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

11115882 is a wasteful number, since it uses less digits than its factorization.

11115882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294 (or 2291 counting only the distinct ones).

The product of its digits is 640, while the sum is 27.

The square root of 11115882 is about 3334.0488898635. The cubic root of 11115882 is about 223.1762500262.

Adding to 11115882 its reverse (28851111), we get a palindrome (39966993).

The spelling of 11115882 in words is "eleven million, one hundred fifteen thousand, eight hundred eighty-two".