71040627941 has 2 divisors, whose sum is σ = 71040627942. Its totient is φ = 71040627940.

The previous prime is 71040627851. The next prime is 71040627943. The reversal of 71040627941 is 14972604017.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64946483716 + 6094144225 = 254846^2 + 78065^2 .

It is a cyclic number.

It is not a de Polignac number, because 71040627941 - 2¹⁴ = 71040611557 is a prime.

Together with 71040627943, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71040627943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35520313970 + 35520313971.

It is an arithmetic number, because the mean of its divisors is an integer number (35520313971).

Almost surely, 2^71040627941 is an apocalyptic number.

It is an amenable number.

71040627941 is a deficient number, since it is larger than the sum of its proper divisors (1).

71040627941 is an equidigital number, since it uses as much as digits as its factorization.

71040627941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 71040627941 in words is "seventy-one billion, forty million, six hundred twenty-seven thousand, nine hundred forty-one".