11828109 has 8 divisors (see below), whose sum is σ = 15865920. Its totient is φ = 7837856.

The previous prime is 11828087. The next prime is 11828111. The reversal of 11828109 is 90182811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11828109 - 2¹³ = 11819917 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11828119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11304 + ... + 12305.

It is an arithmetic number, because the mean of its divisors is an integer number (1983240).

Almost surely, 2^11828109 is an apocalyptic number.

It is an amenable number.

11828109 is a deficient number, since it is larger than the sum of its proper divisors (4037811).

11828109 is a wasteful number, since it uses less digits than its factorization.

11828109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23779.

The product of its (nonzero) digits is 1152, while the sum is 30.

The square root of 11828109 is about 3439.2017969290. The cubic root of 11828109 is about 227.8444422141.

The spelling of 11828109 in words is "eleven million, eight hundred twenty-eight thousand, one hundred nine".