498869171 has 2 divisors, whose sum is σ = 498869172. Its totient is φ = 498869170.

The previous prime is 498869141. The next prime is 498869177. The reversal of 498869171 is 171968894.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498869171 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (498869177) 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, 249434585 + 249434586.

It is an arithmetic number, because the mean of its divisors is an integer number (249434586).

Almost surely, 2^498869171 is an apocalyptic number.

498869171 is a deficient number, since it is larger than the sum of its proper divisors (1).

498869171 is an equidigital number, since it uses as much as digits as its factorization.

498869171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 53.

The square root of 498869171 is about 22335.3793565276. The cubic root of 498869171 is about 793.1017146067.

The spelling of 498869171 in words is "four hundred ninety-eight million, eight hundred sixty-nine thousand, one hundred seventy-one".