11019996 has 96 divisors (see below), whose sum is σ = 31610880. Its totient is φ = 3298752.

The previous prime is 11019989. The next prime is 11020001. The reversal of 11019996 is 69991011.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11019996.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 65905 + ... + 66071.

It is an arithmetic number, because the mean of its divisors is an integer number (329280).

Almost surely, 2^11019996 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 11019996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15805440).

11019996 is an abundant number, since it is smaller than the sum of its proper divisors (20590884).

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

11019996 is a wasteful number, since it uses less digits than its factorization.

11019996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 36.

The square root of 11019996 is about 3319.6379320643. The cubic root of 11019996 is about 222.5326871979.

The spelling of 11019996 in words is "eleven million, nineteen thousand, nine hundred ninety-six".