5691971 has 8 divisors (see below), whose sum is σ = 6038304. Its totient is φ = 5353920.

The previous prime is 5691947. The next prime is 5691977. The reversal of 5691971 is 1791965.

5691971 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5691971 - 2¹⁴ = 5675587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5691977) 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, 626 + ... + 3431.

It is an arithmetic number, because the mean of its divisors is an integer number (754788).

Almost surely, 2^5691971 is an apocalyptic number.

5691971 is a deficient number, since it is larger than the sum of its proper divisors (346333).

5691971 is a wasteful number, since it uses less digits than its factorization.

5691971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4141.

The product of its digits is 17010, while the sum is 38.

The square root of 5691971 is about 2385.7851956955. The cubic root of 5691971 is about 178.5476860777.

The spelling of 5691971 in words is "five million, six hundred ninety-one thousand, nine hundred seventy-one".