1331171 has 8 divisors (see below), whose sum is σ = 1434624. Its totient is φ = 1231560.

The previous prime is 1331153. The next prime is 1331207. The reversal of 1331171 is 1711331.

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 1331171 - 2⁶ = 1331107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331471) 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, 221 + ... + 1646.

It is an arithmetic number, because the mean of its divisors is an integer number (179328).

2^1331171 is an apocalyptic number.

1331171 is a deficient number, since it is larger than the sum of its proper divisors (103453).

1331171 is a wasteful number, since it uses less digits than its factorization.

1331171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921.

The product of its digits is 63, while the sum is 17.

The square root of 1331171 is about 1153.7638406537. The cubic root of 1331171 is about 110.0047105421.

The spelling of 1331171 in words is "one million, three hundred thirty-one thousand, one hundred seventy-one".