71000634227 has 2 divisors, whose sum is σ = 71000634228. Its totient is φ = 71000634226.

The previous prime is 71000634191. The next prime is 71000634247. The reversal of 71000634227 is 72243600017.

It is a strong prime.

It is an emirp because it is prime and its reverse (72243600017) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71000634227 - 2¹⁰ = 71000633203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71000634193 and 71000634202.

It is not a weakly prime, because it can be changed into another prime (71000634247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35500317113 + 35500317114.

It is an arithmetic number, because the mean of its divisors is an integer number (35500317114).

Almost surely, 2^71000634227 is an apocalyptic number.

71000634227 is a deficient number, since it is larger than the sum of its proper divisors (1).

71000634227 is an equidigital number, since it uses as much as digits as its factorization.

71000634227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 32.

The spelling of 71000634227 in words is "seventy-one billion, six hundred thirty-four thousand, two hundred twenty-seven".