5691671 has 4 divisors (see below), whose sum is σ = 5788200. Its totient is φ = 5595144.

The previous prime is 5691667. The next prime is 5691689. The reversal of 5691671 is 1761965.

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 5691671 - 2² = 5691667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5691601) 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, 48176 + ... + 48293.

It is an arithmetic number, because the mean of its divisors is an integer number (1447050).

Almost surely, 2^5691671 is an apocalyptic number.

5691671 is a deficient number, since it is larger than the sum of its proper divisors (96529).

5691671 is an equidigital number, since it uses as much as digits as its factorization.

5691671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96528.

The product of its digits is 11340, while the sum is 35.

The square root of 5691671 is about 2385.7223224843. The cubic root of 5691671 is about 178.5445491885.

The spelling of 5691671 in words is "five million, six hundred ninety-one thousand, six hundred seventy-one".