11071666 has 8 divisors (see below), whose sum is σ = 16623360. Its totient is φ = 5530548.

The previous prime is 11071663. The next prime is 11071667. The reversal of 11071666 is 66617011.

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

It is not an unprimeable number, because it can be changed into a prime (11071663) 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 3 ways as a sum of consecutive naturals, for example, 955 + ... + 4801.

It is an arithmetic number, because the mean of its divisors is an integer number (2077920).

Almost surely, 2^11071666 is an apocalyptic number.

11071666 is a deficient number, since it is larger than the sum of its proper divisors (5551694).

11071666 is a wasteful number, since it uses less digits than its factorization.

11071666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5288.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 11071666 is about 3327.4113061057. The cubic root of 11071666 is about 222.8799450307.

Adding to 11071666 its reverse (66617011), we get a palindrome (77688677).

The spelling of 11071666 in words is "eleven million, seventy-one thousand, six hundred sixty-six".