11109799 has 4 divisors (see below), whose sum is σ = 11243736. Its totient is φ = 10975864.

The previous prime is 11109793. The next prime is 11109803. The reversal of 11109799 is 99790111.

11109799 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 11109799 - 2⁵ = 11109767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11109793) 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, 66844 + ... + 67009.

It is an arithmetic number, because the mean of its divisors is an integer number (2810934).

Almost surely, 2^11109799 is an apocalyptic number.

11109799 is a deficient number, since it is larger than the sum of its proper divisors (133937).

11109799 is an equidigital number, since it uses as much as digits as its factorization.

11109799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133936.

The product of its (nonzero) digits is 5103, while the sum is 37.

The square root of 11109799 is about 3333.1365108558. The cubic root of 11109799 is about 223.1355326442.

The spelling of 11109799 in words is "eleven million, one hundred nine thousand, seven hundred ninety-nine".