82007147 has 2 divisors, whose sum is σ = 82007148. Its totient is φ = 82007146.

The previous prime is 82007137. The next prime is 82007221. The reversal of 82007147 is 74170028.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82007147 - 2⁶ = 82007083 is a prime.

It is not a weakly prime, because it can be changed into another prime (82007137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41003573 + 41003574.

It is an arithmetic number, because the mean of its divisors is an integer number (41003574).

Almost surely, 2^82007147 is an apocalyptic number.

82007147 is a deficient number, since it is larger than the sum of its proper divisors (1).

82007147 is an equidigital number, since it uses as much as digits as its factorization.

82007147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 82007147 is about 9055.7797565974. The cubic root of 82007147 is about 434.4607701651.

The spelling of 82007147 in words is "eighty-two million, seven thousand, one hundred forty-seven".