82448117 has 2 divisors, whose sum is σ = 82448118. Its totient is φ = 82448116.

The previous prime is 82448081. The next prime is 82448137. The reversal of 82448117 is 71184428.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76755121 + 5692996 = 8761^2 + 2386^2 .

It is a cyclic number.

It is not a de Polignac number, because 82448117 - 2⁸ = 82447861 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82448137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41224058 + 41224059.

It is an arithmetic number, because the mean of its divisors is an integer number (41224059).

Almost surely, 2^82448117 is an apocalyptic number.

It is an amenable number.

82448117 is a deficient number, since it is larger than the sum of its proper divisors (1).

82448117 is an equidigital number, since it uses as much as digits as its factorization.

82448117 is an odious number, because the sum of its binary digits is odd.

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

The square root of 82448117 is about 9080.0945479659. The cubic root of 82448117 is about 435.2381080705.

It can be divided in two parts, 8244 and 8117, that added together give a palindrome (16361).

The spelling of 82448117 in words is "eighty-two million, four hundred forty-eight thousand, one hundred seventeen".