1071171 has 16 divisors (see below), whose sum is σ = 1607200. Its totient is φ = 705024.

The previous prime is 1071157. The next prime is 1071181. The reversal of 1071171 is 1711701.

It is not a de Polignac number, because 1071171 - 2⁵ = 1071139 is a prime.

It is a super-2 number, since 2×1071171² = 2294814622482, which contains 22 as substring.

It is a Duffinian number.

1071171 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1071121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2415 + ... + 2823.

It is an arithmetic number, because the mean of its divisors is an integer number (100450).

2^1071171 is an apocalyptic number.

1071171 is a deficient number, since it is larger than the sum of its proper divisors (536029).

1071171 is an equidigital number, since it uses as much as digits as its factorization.

1071171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 49, while the sum is 18.

The square root of 1071171 is about 1034.9739127147. The cubic root of 1071171 is about 102.3182103958.

Adding to 1071171 its reverse (1711701), we get a palindrome (2782872).

The spelling of 1071171 in words is "one million, seventy-one thousand, one hundred seventy-one".