71170750979 has 2 divisors, whose sum is σ = 71170750980. Its totient is φ = 71170750978.

The previous prime is 71170750967. The next prime is 71170751009. The reversal of 71170750979 is 97905707117.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71170750979 - 2⁸ = 71170750723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 71170750979.

It is not a weakly prime, because it can be changed into another prime (71170750909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35585375489 + 35585375490.

It is an arithmetic number, because the mean of its divisors is an integer number (35585375490).

Almost surely, 2^71170750979 is an apocalyptic number.

71170750979 is a deficient number, since it is larger than the sum of its proper divisors (1).

71170750979 is an equidigital number, since it uses as much as digits as its factorization.

71170750979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972405, while the sum is 53.

The spelling of 71170750979 in words is "seventy-one billion, one hundred seventy million, seven hundred fifty thousand, nine hundred seventy-nine".