1001066 has 8 divisors (see below), whose sum is σ = 1638144. Its totient is φ = 455020.

The previous prime is 1001041. The next prime is 1001069. The reversal of 1001066 is 6601001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1001066.

It is not an unprimeable number, because it can be changed into a prime (1001069) 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, 22730 + ... + 22773.

It is an arithmetic number, because the mean of its divisors is an integer number (204768).

2^1001066 is an apocalyptic number.

1001066 is a deficient number, since it is larger than the sum of its proper divisors (637078).

1001066 is a wasteful number, since it uses less digits than its factorization.

1001066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45516.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1001066 is about 1000.5328580312. The cubic root of 1001066 is about 100.0355207146.

Adding to 1001066 its reverse (6601001), we get a palindrome (7602067).

The spelling of 1001066 in words is "one million, one thousand, sixty-six".