11666151 has 12 divisors (see below), whose sum is σ = 19258512. Its totient is φ = 6666336.

The previous prime is 11666141. The next prime is 11666159. The reversal of 11666151 is 15166611.

It is not a de Polignac number, because 11666151 - 2¹³ = 11657959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11666159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92526 + ... + 92651.

It is an arithmetic number, because the mean of its divisors is an integer number (1604876).

Almost surely, 2^11666151 is an apocalyptic number.

11666151 is a deficient number, since it is larger than the sum of its proper divisors (7592361).

11666151 is a wasteful number, since it uses less digits than its factorization.

11666151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185190 (or 185187 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 11666151 is about 3415.5747686151. The cubic root of 11666151 is about 226.7997289173.

The spelling of 11666151 in words is "eleven million, six hundred sixty-six thousand, one hundred fifty-one".