11123892 has 120 divisors (see below), whose sum is σ = 33202400. Its totient is φ = 3219264.

The previous prime is 11123887. The next prime is 11123923. The reversal of 11123892 is 29832111.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 79959 + ... + 80097.

Almost surely, 2^11123892 is an apocalyptic number.

11123892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

11123892 is the 1668-th decagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11123892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16601200).

11123892 is an abundant number, since it is smaller than the sum of its proper divisors (22078508).

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

11123892 is a wasteful number, since it uses less digits than its factorization.

11123892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187 (or 176 counting only the distinct ones).

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

The square root of 11123892 is about 3335.2499156735. The cubic root of 11123892 is about 223.2298433908.

The spelling of 11123892 in words is "eleven million, one hundred twenty-three thousand, eight hundred ninety-two".