5557171 has 2 divisors, whose sum is σ = 5557172. Its totient is φ = 5557170.

The previous prime is 5557169. The next prime is 5557213. The reversal of 5557171 is 1717555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5557171 - 2¹ = 5557169 is a prime.

Together with 5557169, it forms a pair of twin primes.

5557171 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5552171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778585 + 2778586.

It is an arithmetic number, because the mean of its divisors is an integer number (2778586).

Almost surely, 2^5557171 is an apocalyptic number.

5557171 is a deficient number, since it is larger than the sum of its proper divisors (1).

5557171 is an equidigital number, since it uses as much as digits as its factorization.

5557171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6125, while the sum is 31.

The square root of 5557171 is about 2357.3652665635. The cubic root of 5557171 is about 177.1269265256.

The spelling of 5557171 in words is "five million, five hundred fifty-seven thousand, one hundred seventy-one".