71304275717 has 2 divisors, whose sum is σ = 71304275718. Its totient is φ = 71304275716.

The previous prime is 71304275699. The next prime is 71304275759. The reversal of 71304275717 is 71757240317.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66703909441 + 4600366276 = 258271^2 + 67826^2 .

It is a cyclic number.

It is not a de Polignac number, because 71304275717 - 2¹⁰ = 71304274693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71304275767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35652137858 + 35652137859.

It is an arithmetic number, because the mean of its divisors is an integer number (35652137859).

Almost surely, 2^71304275717 is an apocalyptic number.

It is an amenable number.

71304275717 is a deficient number, since it is larger than the sum of its proper divisors (1).

71304275717 is an equidigital number, since it uses as much as digits as its factorization.

71304275717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288120, while the sum is 44.

The spelling of 71304275717 in words is "seventy-one billion, three hundred four million, two hundred seventy-five thousand, seven hundred seventeen".