82697071 has 2 divisors, whose sum is σ = 82697072. Its totient is φ = 82697070.

The previous prime is 82697053. The next prime is 82697089. The reversal of 82697071 is 17079628.

It is a balanced prime because it is at equal distance from previous prime (82697053) and next prime (82697089).

It is a cyclic number.

It is not a de Polignac number, because 82697071 - 2⁵ = 82697039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82697011) 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, 41348535 + 41348536.

It is an arithmetic number, because the mean of its divisors is an integer number (41348536).

Almost surely, 2^82697071 is an apocalyptic number.

82697071 is a deficient number, since it is larger than the sum of its proper divisors (1).

82697071 is an equidigital number, since it uses as much as digits as its factorization.

82697071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 82697071 is about 9093.7929930255. The cubic root of 82697071 is about 435.6757384053.

The spelling of 82697071 in words is "eighty-two million, six hundred ninety-seven thousand, seventy-one".