4999994171 has 2 divisors, whose sum is σ = 4999994172. Its totient is φ = 4999994170.

The previous prime is 4999994161. The next prime is 4999994177. The reversal of 4999994171 is 1714999994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4999994171 - 2¹⁸ = 4999732027 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4999994177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499997085 + 2499997086.

It is an arithmetic number, because the mean of its divisors is an integer number (2499997086).

Almost surely, 2^4999994171 is an apocalyptic number.

4999994171 is a deficient number, since it is larger than the sum of its proper divisors (1).

4999994171 is an equidigital number, since it uses as much as digits as its factorization.

4999994171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6613488, while the sum is 62.

The square root of 4999994171 is about 70710.6369013885. The cubic root of 4999994171 is about 1709.9752821798.

The spelling of 4999994171 in words is "four billion, nine hundred ninety-nine million, nine hundred ninety-four thousand, one hundred seventy-one".