71711063 has 2 divisors, whose sum is σ = 71711064. Its totient is φ = 71711062.

The previous prime is 71711047. The next prime is 71711071. The reversal of 71711063 is 36011717.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71711063 - 2⁴ = 71711047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71711023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35855531 + 35855532.

It is an arithmetic number, because the mean of its divisors is an integer number (35855532).

Almost surely, 2^71711063 is an apocalyptic number.

71711063 is a deficient number, since it is larger than the sum of its proper divisors (1).

71711063 is an equidigital number, since it uses as much as digits as its factorization.

71711063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 71711063 is about 8468.2384827070. The cubic root of 71711063 is about 415.4595248559.

The spelling of 71711063 in words is "seventy-one million, seven hundred eleven thousand, sixty-three".