71014871 has 2 divisors, whose sum is σ = 71014872. Its totient is φ = 71014870.

The previous prime is 71014813. The next prime is 71014891. The reversal of 71014871 is 17841017.

It is a strong prime.

It is an emirp because it is prime and its reverse (17841017) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71014871 - 2¹⁸ = 70752727 is a prime.

It is a super-2 number, since 2×71014871² = 10086223806293282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71014891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35507435 + 35507436.

It is an arithmetic number, because the mean of its divisors is an integer number (35507436).

Almost surely, 2^71014871 is an apocalyptic number.

71014871 is a deficient number, since it is larger than the sum of its proper divisors (1).

71014871 is an equidigital number, since it uses as much as digits as its factorization.

71014871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1568, while the sum is 29.

The square root of 71014871 is about 8427.0321584767. The cubic root of 71014871 is about 414.1106828306.

Adding to 71014871 its reverse (17841017), we get a palindrome (88855888).

The spelling of 71014871 in words is "seventy-one million, fourteen thousand, eight hundred seventy-one".