898171271 has 2 divisors, whose sum is σ = 898171272. Its totient is φ = 898171270.

The previous prime is 898171243. The next prime is 898171273. The reversal of 898171271 is 172171898.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 898171271 - 2⁶ = 898171207 is a prime.

Together with 898171273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898171273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449085635 + 449085636.

It is an arithmetic number, because the mean of its divisors is an integer number (449085636).

Almost surely, 2^898171271 is an apocalyptic number.

898171271 is a deficient number, since it is larger than the sum of its proper divisors (1).

898171271 is an equidigital number, since it uses as much as digits as its factorization.

898171271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 44.

The square root of 898171271 is about 29969.5056849458. The cubic root of 898171271 is about 964.8350084373.

The spelling of 898171271 in words is "eight hundred ninety-eight million, one hundred seventy-one thousand, two hundred seventy-one".