82021028147 has 2 divisors, whose sum is σ = 82021028148. Its totient is φ = 82021028146.

The previous prime is 82021028119. The next prime is 82021028207. The reversal of 82021028147 is 74182012028.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82021028147 - 2¹² = 82021024051 is a prime.

It is not a weakly prime, because it can be changed into another prime (82021028347) 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, 41010514073 + 41010514074.

It is an arithmetic number, because the mean of its divisors is an integer number (41010514074).

Almost surely, 2^82021028147 is an apocalyptic number.

82021028147 is a deficient number, since it is larger than the sum of its proper divisors (1).

82021028147 is an equidigital number, since it uses as much as digits as its factorization.

82021028147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 35.

The spelling of 82021028147 in words is "eighty-two billion, twenty-one million, twenty-eight thousand, one hundred forty-seven".