5215663171 has 2 divisors, whose sum is σ = 5215663172. Its totient is φ = 5215663170.

The previous prime is 5215663133. The next prime is 5215663279. The reversal of 5215663171 is 1713665125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5215663171 - 2⁷ = 5215663043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5215663171.

It is not a weakly prime, because it can be changed into another prime (5215663771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2607831585 + 2607831586.

It is an arithmetic number, because the mean of its divisors is an integer number (2607831586).

Almost surely, 2^5215663171 is an apocalyptic number.

5215663171 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215663171 is an equidigital number, since it uses as much as digits as its factorization.

5215663171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 37.

The square root of 5215663171 is about 72219.5483993081. The cubic root of 5215663171 is about 1734.2159608089.

The spelling of 5215663171 in words is "five billion, two hundred fifteen million, six hundred sixty-three thousand, one hundred seventy-one".