11666103 has 8 divisors (see below), whose sum is σ = 15700608. Its totient is φ = 7704504.

The previous prime is 11666059. The next prime is 11666111. The reversal of 11666103 is 30166611.

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

It is not a de Polignac number, because 11666103 - 2⁸ = 11665847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11666113) 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 7 ways as a sum of consecutive naturals, for example, 17851 + ... + 18492.

It is an arithmetic number, because the mean of its divisors is an integer number (1962576).

Almost surely, 2^11666103 is an apocalyptic number.

11666103 is a deficient number, since it is larger than the sum of its proper divisors (4034505).

11666103 is a wasteful number, since it uses less digits than its factorization.

11666103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36453.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 11666103 is about 3415.5677419720. The cubic root of 11666103 is about 226.7994178635.

The spelling of 11666103 in words is "eleven million, six hundred sixty-six thousand, one hundred three".