11666067 has 24 divisors (see below), whose sum is σ = 18405072. Its totient is φ = 6552000.

The previous prime is 11666059. The next prime is 11666111. The reversal of 11666067 is 76066611.

It is not a de Polignac number, because 11666067 - 2³ = 11666059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11666027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8317 + ... + 9617.

It is an arithmetic number, because the mean of its divisors is an integer number (766878).

Almost surely, 2^11666067 is an apocalyptic number.

11666067 is a deficient number, since it is larger than the sum of its proper divisors (6739005).

11666067 is a wasteful number, since it uses less digits than its factorization.

11666067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379 (or 1372 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 11666067 is about 3415.5624719803. The cubic root of 11666067 is about 226.7991845726.

The spelling of 11666067 in words is "eleven million, six hundred sixty-six thousand, sixty-seven".