11791056 has 40 divisors (see below), whose sum is σ = 30967264. Its totient is φ = 3864960.

The previous prime is 11791051. The next prime is 11791093. The reversal of 11791056 is 65019711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11791051) 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 7 ways as a sum of consecutive naturals, for example, 915 + ... + 4941.

Almost surely, 2^11791056 is an apocalyptic number.

11791056 is a gapful number since it is divisible by the number (16) 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 11791056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15483632).

11791056 is an abundant number, since it is smaller than the sum of its proper divisors (19176208).

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

11791056 is a wasteful number, since it uses less digits than its factorization.

11791056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4099 (or 4093 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 11791056 is about 3433.8107111488. The cubic root of 11791056 is about 227.6062764734.

The spelling of 11791056 in words is "eleven million, seven hundred ninety-one thousand, fifty-six".