716128271 has 2 divisors, whose sum is σ = 716128272. Its totient is φ = 716128270.

The previous prime is 716128267. The next prime is 716128277. The reversal of 716128271 is 172821617.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 716128271 - 2² = 716128267 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 (716128277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358064135 + 358064136.

It is an arithmetic number, because the mean of its divisors is an integer number (358064136).

Almost surely, 2^716128271 is an apocalyptic number.

716128271 is a deficient number, since it is larger than the sum of its proper divisors (1).

716128271 is an equidigital number, since it uses as much as digits as its factorization.

716128271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9408, while the sum is 35.

The square root of 716128271 is about 26760.5730693496. The cubic root of 716128271 is about 894.6715068415.

Adding to 716128271 its reverse (172821617), we get a palindrome (888949888).

The spelling of 716128271 in words is "seven hundred sixteen million, one hundred twenty-eight thousand, two hundred seventy-one".