11090899 has 4 divisors (see below), whose sum is σ = 11573136. Its totient is φ = 10608664.

The previous prime is 11090881. The next prime is 11090917. The reversal of 11090899 is 99809011.

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

It is an interprime number because it is at equal distance from previous prime (11090881) and next prime (11090917).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11090899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11090809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241084 + ... + 241129.

It is an arithmetic number, because the mean of its divisors is an integer number (2893284).

Almost surely, 2^11090899 is an apocalyptic number.

11090899 is a deficient number, since it is larger than the sum of its proper divisors (482237).

11090899 is an equidigital number, since it uses as much as digits as its factorization.

11090899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482236.

The product of its (nonzero) digits is 5832, while the sum is 37.

The square root of 11090899 is about 3330.3001366243. The cubic root of 11090899 is about 223.0089280344.

The spelling of 11090899 in words is "eleven million, ninety thousand, eight hundred ninety-nine".