11191092 has 48 divisors (see below), whose sum is σ = 28728000. Its totient is φ = 3362560.

The previous prime is 11191043. The next prime is 11191099. The reversal of 11191092 is 29019111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11191099) 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 15 ways as a sum of consecutive naturals, for example, 19384 + ... + 19952.

It is an arithmetic number, because the mean of its divisors is an integer number (598500).

Almost surely, 2^11191092 is an apocalyptic number.

11191092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11191092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14364000).

11191092 is an abundant number, since it is smaller than the sum of its proper divisors (17536908).

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

11191092 is a wasteful number, since it uses less digits than its factorization.

11191092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 24.

The square root of 11191092 is about 3345.3089543419. The cubic root of 11191092 is about 223.6784555338.

It can be divided in two parts, 1119109 and 2, that added together give a palindrome (1119111).

The spelling of 11191092 in words is "eleven million, one hundred ninety-one thousand, ninety-two".