5175471221 has 2 divisors, whose sum is σ = 5175471222. Its totient is φ = 5175471220.

The previous prime is 5175471187. The next prime is 5175471227. The reversal of 5175471221 is 1221745715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3807507025 + 1367964196 = 61705^2 + 36986^2 .

It is a cyclic number.

It is not a de Polignac number, because 5175471221 - 2¹⁰ = 5175470197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5175471227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2587735610 + 2587735611.

It is an arithmetic number, because the mean of its divisors is an integer number (2587735611).

Almost surely, 2^5175471221 is an apocalyptic number.

It is an amenable number.

5175471221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5175471221 is an equidigital number, since it uses as much as digits as its factorization.

5175471221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19600, while the sum is 35.

The square root of 5175471221 is about 71940.7479874932. The cubic root of 5175471221 is about 1729.7498408709.

The spelling of 5175471221 in words is "five billion, one hundred seventy-five million, four hundred seventy-one thousand, two hundred twenty-one".