1006111 has 4 divisors (see below), whose sum is σ = 1065312. Its totient is φ = 946912.

The previous prime is 1006091. The next prime is 1006123. The reversal of 1006111 is 1116001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1006111 - 2¹¹ = 1004063 is a prime.

It is a Duffinian number.

1006111 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29575 + ... + 29608.

It is an arithmetic number, because the mean of its divisors is an integer number (266328).

2^1006111 is an apocalyptic number.

1006111 is a deficient number, since it is larger than the sum of its proper divisors (59201).

1006111 is an equidigital number, since it uses as much as digits as its factorization.

1006111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59200.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1006111 is about 1003.0508461688. The cubic root of 1006111 is about 100.2032864661.

The spelling of 1006111 in words is "one million, six thousand, one hundred eleven".