71366076137 has 2 divisors, whose sum is σ = 71366076138. Its totient is φ = 71366076136.

The previous prime is 71366076121. The next prime is 71366076163. The reversal of 71366076137 is 73167066317.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67075302121 + 4290774016 = 258989^2 + 65504^2 .

It is a cyclic number.

It is not a de Polignac number, because 71366076137 - 2⁴ = 71366076121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71366076091 and 71366076100.

It is not a weakly prime, because it can be changed into another prime (71366076337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35683038068 + 35683038069.

It is an arithmetic number, because the mean of its divisors is an integer number (35683038069).

Almost surely, 2^71366076137 is an apocalyptic number.

It is an amenable number.

71366076137 is a deficient number, since it is larger than the sum of its proper divisors (1).

71366076137 is an equidigital number, since it uses as much as digits as its factorization.

71366076137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 666792, while the sum is 47.

The spelling of 71366076137 in words is "seventy-one billion, three hundred sixty-six million, seventy-six thousand, one hundred thirty-seven".