11289099 has 4 divisors (see below), whose sum is σ = 15052136. Its totient is φ = 7526064.

The previous prime is 11289077. The next prime is 11289101. The reversal of 11289099 is 99098211.

It is a happy number.

11289099 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99098211 = 3 ⋅33032737.

It is not a de Polignac number, because 11289099 - 2¹¹ = 11287051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11289029) 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, 1881514 + ... + 1881519.

It is an arithmetic number, because the mean of its divisors is an integer number (3763034).

Almost surely, 2^11289099 is an apocalyptic number.

11289099 is a deficient number, since it is larger than the sum of its proper divisors (3763037).

11289099 is an equidigital number, since it uses as much as digits as its factorization.

11289099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763036.

The product of its (nonzero) digits is 11664, while the sum is 39.

The square root of 11289099 is about 3359.9254456014. The cubic root of 11289099 is about 224.3295200636.

The spelling of 11289099 in words is "eleven million, two hundred eighty-nine thousand, ninety-nine".