11128392 has 48 divisors (see below), whose sum is σ = 32881680. Its totient is φ = 3372000.

The previous prime is 11128361. The next prime is 11128393. The reversal of 11128392 is 29382111.

It is a super-2 number, since 2×11128392² = 247682217011328, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11128393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6234 + ... + 7817.

It is an arithmetic number, because the mean of its divisors is an integer number (685035).

Almost surely, 2^11128392 is an apocalyptic number.

11128392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11128392 is an abundant number, since it is smaller than the sum of its proper divisors (21753288).

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

11128392 is a wasteful number, since it uses less digits than its factorization.

11128392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14074 (or 14067 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 11128392 is about 3335.9244595764. The cubic root of 11128392 is about 223.2599407365.

The spelling of 11128392 in words is "eleven million, one hundred twenty-eight thousand, three hundred ninety-two".