5271481 has 2 divisors, whose sum is σ = 5271482. Its totient is φ = 5271480.

The previous prime is 5271463. The next prime is 5271491. The reversal of 5271481 is 1841725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3686400 + 1585081 = 1920^2 + 1259^2 .

It is a cyclic number.

It is not a de Polignac number, because 5271481 - 2¹⁵ = 5238713 is a prime.

It is a super-2 number, since 2×5271481² = 55577023866722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5271401) 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 as a sum of consecutive naturals, namely, 2635740 + 2635741.

It is an arithmetic number, because the mean of its divisors is an integer number (2635741).

Almost surely, 2^5271481 is an apocalyptic number.

It is an amenable number.

5271481 is a deficient number, since it is larger than the sum of its proper divisors (1).

5271481 is an equidigital number, since it uses as much as digits as its factorization.

5271481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2240, while the sum is 28.

The square root of 5271481 is about 2295.9706008571. The cubic root of 5271481 is about 174.0380526279.

The spelling of 5271481 in words is "five million, two hundred seventy-one thousand, four hundred eighty-one".