5271399 has 28 divisors (see below), whose sum is σ = 9041296. Its totient is φ = 3009312.

The previous prime is 5271397. The next prime is 5271401. The reversal of 5271399 is 9931725.

It is an interprime number because it is at equal distance from previous prime (5271397) and next prime (5271401).

It is not a de Polignac number, because 5271399 - 2¹ = 5271397 is a prime.

It is a Duffinian number.

5271399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5271397) 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 27 ways as a sum of consecutive naturals, for example, 4587 + ... + 5619.

Almost surely, 2^5271399 is an apocalyptic number.

5271399 is a deficient number, since it is larger than the sum of its proper divisors (3769897).

5271399 is an equidigital number, since it uses as much as digits as its factorization.

5271399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058 (or 1043 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 5271399 is about 2295.9527434161. The cubic root of 5271399 is about 174.0371502127.

The spelling of 5271399 in words is "five million, two hundred seventy-one thousand, three hundred ninety-nine".