5171395519 has 2 divisors, whose sum is σ = 5171395520. Its totient is φ = 5171395518.

The previous prime is 5171395517. The next prime is 5171395531. The reversal of 5171395519 is 9155931715.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5171395519 - 2¹ = 5171395517 is a prime.

It is a super-2 number, since 2×5171395519² = 53486663227866558722, which contains 22 as substring.

Together with 5171395517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5171395513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585697759 + 2585697760.

It is an arithmetic number, because the mean of its divisors is an integer number (2585697760).

Almost surely, 2^5171395519 is an apocalyptic number.

5171395519 is a deficient number, since it is larger than the sum of its proper divisors (1).

5171395519 is an equidigital number, since it uses as much as digits as its factorization.

5171395519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 212625, while the sum is 46.

The square root of 5171395519 is about 71912.4156109361. The cubic root of 5171395519 is about 1729.2956602425.

The spelling of 5171395519 in words is "five billion, one hundred seventy-one million, three hundred ninety-five thousand, five hundred nineteen".