11811096 has 80 divisors (see below), whose sum is σ = 36111240. Its totient is φ = 3576960.

The previous prime is 11811089. The next prime is 11811097. The reversal of 11811096 is 69011811.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11811097) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6300 + ... + 7956.

Almost surely, 2^11811096 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11811096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18055620).

11811096 is an abundant number, since it is smaller than the sum of its proper divisors (24300144).

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

11811096 is a wasteful number, since it uses less digits than its factorization.

11811096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686 (or 1673 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 27.

The square root of 11811096 is about 3436.7275132021. The cubic root of 11811096 is about 227.7351495259.

The spelling of 11811096 in words is "eleven million, eight hundred eleven thousand, ninety-six".