711271447 has 2 divisors, whose sum is σ = 711271448. Its totient is φ = 711271446.

The previous prime is 711271439. The next prime is 711271453. The reversal of 711271447 is 744172117.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 711271447 - 2³ = 711271439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (711271427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355635723 + 355635724.

It is an arithmetic number, because the mean of its divisors is an integer number (355635724).

Almost surely, 2^711271447 is an apocalyptic number.

711271447 is a deficient number, since it is larger than the sum of its proper divisors (1).

711271447 is an equidigital number, since it uses as much as digits as its factorization.

711271447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10976, while the sum is 34.

The square root of 711271447 is about 26669.6727951432. The cubic root of 711271447 is about 892.6443455644.

The spelling of 711271447 in words is "seven hundred eleven million, two hundred seventy-one thousand, four hundred forty-seven".