11561106 has 8 divisors (see below), whose sum is σ = 23122224. Its totient is φ = 3853700.

The previous prime is 11561089. The next prime is 11561117. The reversal of 11561106 is 60116511.

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

11561106 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963420 + ... + 963431.

It is an arithmetic number, because the mean of its divisors is an integer number (2890278).

Almost surely, 2^11561106 is an apocalyptic number.

11561106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11561106 is a wasteful number, since it uses less digits than its factorization.

11561106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1926856.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 11561106 is about 3400.1626431687. The cubic root of 11561106 is about 226.1169546327.

Adding to 11561106 its reverse (60116511), we get a palindrome (71677617).

The spelling of 11561106 in words is "eleven million, five hundred sixty-one thousand, one hundred six".