82707047 has 2 divisors, whose sum is σ = 82707048. Its totient is φ = 82707046.

The previous prime is 82707013. The next prime is 82707071. The reversal of 82707047 is 74070728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82707047 - 2⁶ = 82706983 is a prime.

It is a Chen prime.

It is equal to p_4818194 and since 82707047 and 4818194 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 82706998 and 82707016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82707007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41353523 + 41353524.

It is an arithmetic number, because the mean of its divisors is an integer number (41353524).

Almost surely, 2^82707047 is an apocalyptic number.

82707047 is a deficient number, since it is larger than the sum of its proper divisors (1).

82707047 is an equidigital number, since it uses as much as digits as its factorization.

82707047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21952, while the sum is 35.

The square root of 82707047 is about 9094.3414824824. The cubic root of 82707047 is about 435.6932566654.

The spelling of 82707047 in words is "eighty-two million, seven hundred seven thousand, forty-seven".