5278171 has 2 divisors, whose sum is σ = 5278172. Its totient is φ = 5278170.

The previous prime is 5278151. The next prime is 5278223. The reversal of 5278171 is 1718725.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5278171 - 2⁵ = 5278139 is a prime.

It is not a weakly prime, because it can be changed into another prime (5278151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639085 + 2639086.

It is an arithmetic number, because the mean of its divisors is an integer number (2639086).

Almost surely, 2^5278171 is an apocalyptic number.

5278171 is a deficient number, since it is larger than the sum of its proper divisors (1).

5278171 is an equidigital number, since it uses as much as digits as its factorization.

5278171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3920, while the sum is 31.

The square root of 5278171 is about 2297.4270391027. The cubic root of 5278171 is about 174.1116450003. Note that the first 3 decimals are identical.

The spelling of 5278171 in words is "five million, two hundred seventy-eight thousand, one hundred seventy-one".