5168396173 has 2 divisors, whose sum is σ = 5168396174. Its totient is φ = 5168396172.

The previous prime is 5168396161. The next prime is 5168396201. The reversal of 5168396173 is 3716938615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3014229604 + 2154166569 = 54902^2 + 46413^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5168396173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5168396773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2584198086 + 2584198087.

It is an arithmetic number, because the mean of its divisors is an integer number (2584198087).

Almost surely, 2^5168396173 is an apocalyptic number.

It is an amenable number.

5168396173 is a deficient number, since it is larger than the sum of its proper divisors (1).

5168396173 is an equidigital number, since it uses as much as digits as its factorization.

5168396173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 49.

The square root of 5168396173 is about 71891.5584265635. The cubic root of 5168396173 is about 1728.9612721598.

The spelling of 5168396173 in words is "five billion, one hundred sixty-eight million, three hundred ninety-six thousand, one hundred seventy-three".