5391271 has 4 divisors (see below), whose sum is σ = 5397912. Its totient is φ = 5384632.

The previous prime is 5391263. The next prime is 5391293. The reversal of 5391271 is 1721935.

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 5391271 - 2³ = 5391263 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 (5392271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900 + ... + 3793.

It is an arithmetic number, because the mean of its divisors is an integer number (1349478).

Almost surely, 2^5391271 is an apocalyptic number.

5391271 is a deficient number, since it is larger than the sum of its proper divisors (6641).

5391271 is an equidigital number, since it uses as much as digits as its factorization.

5391271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6640.

The product of its digits is 1890, while the sum is 28.

The square root of 5391271 is about 2321.9110663417. The cubic root of 5391271 is about 175.3464808998.

The spelling of 5391271 in words is "five million, three hundred ninety-one thousand, two hundred seventy-one".