11109340 has 24 divisors (see below), whose sum is σ = 25450992. Its totient is φ = 4039680.

The previous prime is 11109331. The next prime is 11109367. The reversal of 11109340 is 4390111.

It is a happy number.

11109340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25029 + ... + 25468.

It is an arithmetic number, because the mean of its divisors is an integer number (1060458).

Almost surely, 2^11109340 is an apocalyptic number.

11109340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11109340 is an abundant number, since it is smaller than the sum of its proper divisors (14341652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11109340 is a wasteful number, since it uses less digits than its factorization.

11109340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50517 (or 50515 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 11109340 is about 3333.0676560790. The cubic root of 11109340 is about 223.1324596627.

Adding to 11109340 its reverse (4390111), we get a palindrome (15499451).

It can be divided in two parts, 11109 and 340, that added together give a square (11449 = 107²).

The spelling of 11109340 in words is "eleven million, one hundred nine thousand, three hundred forty".