5171448517 has 2 divisors, whose sum is σ = 5171448518. Its totient is φ = 5171448516.

The previous prime is 5171448431. The next prime is 5171448563. The reversal of 5171448517 is 7158441715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4309791201 + 861657316 = 65649^2 + 29354^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5171448517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5171448017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585724258 + 2585724259.

It is an arithmetic number, because the mean of its divisors is an integer number (2585724259).

Almost surely, 2^5171448517 is an apocalyptic number.

It is an amenable number.

5171448517 is a deficient number, since it is larger than the sum of its proper divisors (1).

5171448517 is an equidigital number, since it uses as much as digits as its factorization.

5171448517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156800, while the sum is 43.

The square root of 5171448517 is about 71912.7840999081. The cubic root of 5171448517 is about 1729.3015676678.

The spelling of 5171448517 in words is "five billion, one hundred seventy-one million, four hundred forty-eight thousand, five hundred seventeen".