71703087751 has 2 divisors, whose sum is σ = 71703087752. Its totient is φ = 71703087750.

The previous prime is 71703087733. The next prime is 71703087763. The reversal of 71703087751 is 15778030717.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71703087751 - 2²³ = 71694699143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71703087721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35851543875 + 35851543876.

It is an arithmetic number, because the mean of its divisors is an integer number (35851543876).

Almost surely, 2^71703087751 is an apocalyptic number.

71703087751 is a deficient number, since it is larger than the sum of its proper divisors (1).

71703087751 is an equidigital number, since it uses as much as digits as its factorization.

71703087751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288120, while the sum is 46.

The spelling of 71703087751 in words is "seventy-one billion, seven hundred three million, eighty-seven thousand, seven hundred fifty-one".