71105565120701 has 2 divisors, whose sum is σ = 71105565120702. Its totient is φ = 71105565120700.

The previous prime is 71105565120679. The next prime is 71105565120739. The reversal of 71105565120701 is 10702156550117.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65606193055225 + 5499372065476 = 8099765^2 + 2345074^2 .

It is a cyclic number.

It is not a de Polignac number, because 71105565120701 - 2²² = 71105560926397 is a prime.

It is a super-2 number, since 2×71105565120701² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71105565120761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35552782560350 + 35552782560351.

It is an arithmetic number, because the mean of its divisors is an integer number (35552782560351).

Almost surely, 2^{71105565120701} is an apocalyptic number.

It is an amenable number.

71105565120701 is a deficient number, since it is larger than the sum of its proper divisors (1).

71105565120701 is an equidigital number, since it uses as much as digits as its factorization.

71105565120701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73500, while the sum is 41.

The spelling of 71105565120701 in words is "seventy-one trillion, one hundred five billion, five hundred sixty-five million, one hundred twenty thousand, seven hundred one".