11660841 has 24 divisors (see below), whose sum is σ = 17856384. Its totient is φ = 7601040.

The previous prime is 11660837. The next prime is 11660843. The reversal of 11660841 is 14806611.

11660841 is a `hidden beast` number, since 1 + 16 + 608 + 41 = 666.

It is not a de Polignac number, because 11660841 - 2² = 11660837 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11660843) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 10911 + ... + 11931.

It is an arithmetic number, because the mean of its divisors is an integer number (744016).

Almost surely, 2^11660841 is an apocalyptic number.

It is an amenable number.

11660841 is a deficient number, since it is larger than the sum of its proper divisors (6195543).

11660841 is an equidigital number, since it uses as much as digits as its factorization.

11660841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 11660841 is about 3414.7973585558. The cubic root of 11660841 is about 226.7653134154.

The spelling of 11660841 in words is "eleven million, six hundred sixty thousand, eight hundred forty-one".