11445666 has 8 divisors (see below), whose sum is σ = 22891344. Its totient is φ = 3815220.

The previous prime is 11445661. The next prime is 11445671. The reversal of 11445666 is 66654411.

It is a happy number.

11445666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11445661) and next prime (11445671).

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

11445666 is an admirable number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11445661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 953800 + ... + 953811.

It is an arithmetic number, because the mean of its divisors is an integer number (2861418).

Almost surely, 2^11445666 is an apocalyptic number.

11445666 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.

11445666 is a wasteful number, since it uses less digits than its factorization.

11445666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907616.

The product of its digits is 17280, while the sum is 33.

The square root of 11445666 is about 3383.1443953813. The cubic root of 11445666 is about 225.3618277012.

The spelling of 11445666 in words is "eleven million, four hundred forty-five thousand, six hundred sixty-six".