1001171 has 8 divisors (see below), whose sum is σ = 1036800. Its totient is φ = 966280.

The previous prime is 1001159. The next prime is 1001173. The reversal of 1001171 is 1711001.

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

It is a cyclic number.

It is not a de Polignac number, because 1001171 - 2⁶ = 1001107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4070 + ... + 4308.

It is an arithmetic number, because the mean of its divisors is an integer number (129600).

2^1001171 is an apocalyptic number.

1001171 is a deficient number, since it is larger than the sum of its proper divisors (35629).

1001171 is an equidigital number, since it uses as much as digits as its factorization.

1001171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 7, while the sum is 11.

The square root of 1001171 is about 1000.5853286952. The cubic root of 1001171 is about 100.0390181072.

Adding to 1001171 its reverse (1711001), we get a palindrome (2712172).

It can be divided in two parts, 1001 and 171, that multiplied together give a palindrome (171171).

The spelling of 1001171 in words is "one million, one thousand, one hundred seventy-one".