9966011 has 8 divisors (see below), whose sum is σ = 10936944. Its totient is φ = 9005920.

The previous prime is 9966007. The next prime is 9966023. The reversal of 9966011 is 1106699.

It is a happy number.

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

It is not a de Polignac number, because 9966011 - 2² = 9966007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9966001) 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, 716 + ... + 4521.

It is an arithmetic number, because the mean of its divisors is an integer number (1367118).

Almost surely, 2^9966011 is an apocalyptic number.

9966011 is a deficient number, since it is larger than the sum of its proper divisors (970933).

9966011 is a wasteful number, since it uses less digits than its factorization.

9966011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5421.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 9966011 is about 3156.8989530867. The cubic root of 9966011 is about 215.1991016647.

It can be divided in two parts, 996 and 6011, that added together give a palindrome (7007).

The spelling of 9966011 in words is "nine million, nine hundred sixty-six thousand, eleven".