11109245 has 16 divisors (see below), whose sum is σ = 16132608. Its totient is φ = 7169280.

The previous prime is 11109227. The next prime is 11109289. The reversal of 11109245 is 54290111.

It is a happy number.

It is not a de Polignac number, because 11109245 - 2⁶ = 11109181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11109245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8741 + ... + 9930.

It is an arithmetic number, because the mean of its divisors is an integer number (1008288).

Almost surely, 2^11109245 is an apocalyptic number.

It is an amenable number.

11109245 is a deficient number, since it is larger than the sum of its proper divisors (5023363).

11109245 is a wasteful number, since it uses less digits than its factorization.

11109245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18700.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 11109245 is about 3333.0534049127. The cubic root of 11109245 is about 223.1318236320.

Adding to 11109245 its reverse (54290111), we get a palindrome (65399356).

The spelling of 11109245 in words is "eleven million, one hundred nine thousand, two hundred forty-five".