82711319 has 2 divisors, whose sum is σ = 82711320. Its totient is φ = 82711318.

The previous prime is 82711261. The next prime is 82711331. The reversal of 82711319 is 91311728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82711319 - 2²⁴ = 65934103 is a prime.

It is a super-2 number, since 2×82711319² = 13682324581439522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82710319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41355659 + 41355660.

It is an arithmetic number, because the mean of its divisors is an integer number (41355660).

Almost surely, 2^82711319 is an apocalyptic number.

82711319 is a deficient number, since it is larger than the sum of its proper divisors (1).

82711319 is an equidigital number, since it uses as much as digits as its factorization.

82711319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 32.

The square root of 82711319 is about 9094.5763507708. The cubic root of 82711319 is about 435.7007580397.

The spelling of 82711319 in words is "eighty-two million, seven hundred eleven thousand, three hundred nineteen".