11085819 has 8 divisors (see below), whose sum is σ = 15650640. Its totient is φ = 6955776.

The previous prime is 11085803. The next prime is 11085847. The reversal of 11085819 is 91858011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11085819 - 2⁴ = 11085803 is a prime.

It is a super-2 number, since 2×11085819² = 245790765801522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11085819.

It is not an unprimeable number, because it can be changed into a prime (11085889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108634 + ... + 108735.

It is an arithmetic number, because the mean of its divisors is an integer number (1956330).

Almost surely, 2^11085819 is an apocalyptic number.

11085819 is a deficient number, since it is larger than the sum of its proper divisors (4564821).

11085819 is a wasteful number, since it uses less digits than its factorization.

11085819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217389.

The product of its (nonzero) digits is 2880, while the sum is 33.

The square root of 11085819 is about 3329.5373552492. The cubic root of 11085819 is about 222.9748743368.

The spelling of 11085819 in words is "eleven million, eighty-five thousand, eight hundred nineteen".