71055929039 has 2 divisors, whose sum is σ = 71055929040. Its totient is φ = 71055929038.

The previous prime is 71055929017. The next prime is 71055929053. The reversal of 71055929039 is 93092955017.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71055929039 - 2²⁴ = 71039151823 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71055929059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35527964519 + 35527964520.

It is an arithmetic number, because the mean of its divisors is an integer number (35527964520).

Almost surely, 2^71055929039 is an apocalyptic number.

71055929039 is a deficient number, since it is larger than the sum of its proper divisors (1).

71055929039 is an equidigital number, since it uses as much as digits as its factorization.

71055929039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 765450, while the sum is 50.

The spelling of 71055929039 in words is "seventy-one billion, fifty-five million, nine hundred twenty-nine thousand, thirty-nine".