868828271 has 2 divisors, whose sum is σ = 868828272. Its totient is φ = 868828270.

The previous prime is 868828241. The next prime is 868828283. The reversal of 868828271 is 172828868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 868828271 - 2¹⁰ = 868827247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (868828241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434414135 + 434414136.

It is an arithmetic number, because the mean of its divisors is an integer number (434414136).

Almost surely, 2^868828271 is an apocalyptic number.

868828271 is a deficient number, since it is larger than the sum of its proper divisors (1).

868828271 is an equidigital number, since it uses as much as digits as its factorization.

868828271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 688128, while the sum is 50.

The square root of 868828271 is about 29475.8930483879. The cubic root of 868828271 is about 954.2115037945.

The spelling of 868828271 in words is "eight hundred sixty-eight million, eight hundred twenty-eight thousand, two hundred seventy-one".