11961366 has 8 divisors (see below), whose sum is σ = 23922744. Its totient is φ = 3987120.

The previous prime is 11961349. The next prime is 11961373. The reversal of 11961366 is 66316911.

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

11961366 is an admirable number.

It is a Curzon number.

It is a congruent 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, 996775 + ... + 996786.

It is an arithmetic number, because the mean of its divisors is an integer number (2990343).

Almost surely, 2^11961366 is an apocalyptic number.

11961366 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.

11961366 is a wasteful number, since it uses less digits than its factorization.

11961366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993566.

The product of its digits is 5832, while the sum is 33.

The square root of 11961366 is about 3458.5207820685. The cubic root of 11961366 is about 228.6968905340.

The spelling of 11961366 in words is "eleven million, nine hundred sixty-one thousand, three hundred sixty-six".