82514757971 has 2 divisors, whose sum is σ = 82514757972. Its totient is φ = 82514757970.

The previous prime is 82514757931. The next prime is 82514757973. The reversal of 82514757971 is 17975741528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82514757971 - 2⁶ = 82514757907 is a prime.

Together with 82514757973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82514757973) 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, 41257378985 + 41257378986.

It is an arithmetic number, because the mean of its divisors is an integer number (41257378986).

Almost surely, 2^82514757971 is an apocalyptic number.

82514757971 is a deficient number, since it is larger than the sum of its proper divisors (1).

82514757971 is an equidigital number, since it uses as much as digits as its factorization.

82514757971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4939200, while the sum is 56.

The spelling of 82514757971 in words is "eighty-two billion, five hundred fourteen million, seven hundred fifty-seven thousand, nine hundred seventy-one".