71058936097 has 2 divisors, whose sum is σ = 71058936098. Its totient is φ = 71058936096.

The previous prime is 71058936077. The next prime is 71058936121. The reversal of 71058936097 is 79063985017.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38545076241 + 32513859856 = 196329^2 + 180316^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71058936097 is a prime.

It is not a weakly prime, because it can be changed into another prime (71058936017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35529468048 + 35529468049.

It is an arithmetic number, because the mean of its divisors is an integer number (35529468049).

Almost surely, 2^71058936097 is an apocalyptic number.

It is an amenable number.

71058936097 is a deficient number, since it is larger than the sum of its proper divisors (1).

71058936097 is an equidigital number, since it uses as much as digits as its factorization.

71058936097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 55.

The spelling of 71058936097 in words is "seventy-one billion, fifty-eight million, nine hundred thirty-six thousand, ninety-seven".