11091696 has 80 divisors (see below), whose sum is σ = 35735808. Its totient is φ = 2880000.

The previous prime is 11091673. The next prime is 11091697. The reversal of 11091696 is 69619011.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11091697) 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 15 ways as a sum of consecutive naturals, for example, 2196 + ... + 5196.

Almost surely, 2^11091696 is an apocalyptic number.

11091696 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 11091696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17867904).

11091696 is an abundant number, since it is smaller than the sum of its proper divisors (24644112).

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

11091696 is a wasteful number, since it uses less digits than its factorization.

11091696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030 (or 3024 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 11091696 is about 3330.4197933594. The cubic root of 11091696 is about 223.0142697673.

It can be divided in two parts, 110 and 91696, that added together give a triangular number (91806 = T₄₂₈).

The spelling of 11091696 in words is "eleven million, ninety-one thousand, six hundred ninety-six".