11000806 has 4 divisors (see below), whose sum is σ = 16501212. Its totient is φ = 5500402.

The previous prime is 11000789. The next prime is 11000809. The reversal of 11000806 is 60800011.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11000806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750200 + ... + 2750203.

It is an arithmetic number, because the mean of its divisors is an integer number (4125303).

Almost surely, 2^11000806 is an apocalyptic number.

11000806 is a deficient number, since it is larger than the sum of its proper divisors (5500406).

11000806 is an equidigital number, since it uses as much as digits as its factorization.

11000806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500405.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 11000806 is about 3316.7462972015. The cubic root of 11000806 is about 222.4034408272.

Adding to 11000806 its reverse (60800011), we get a palindrome (71800817).

The spelling of 11000806 in words is "eleven million, eight hundred six", and thus it is an aban number.