86483809 has 2 divisors, whose sum is σ = 86483810. Its totient is φ = 86483808.

The previous prime is 86483779. The next prime is 86483833. The reversal of 86483809 is 90838468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79210000 + 7273809 = 8900^2 + 2697^2 .

It is a cyclic number.

It is not a de Polignac number, because 86483809 - 2¹¹ = 86481761 is a prime.

It is not a weakly prime, because it can be changed into another prime (86483849) 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, 43241904 + 43241905.

It is an arithmetic number, because the mean of its divisors is an integer number (43241905).

Almost surely, 2^86483809 is an apocalyptic number.

It is an amenable number.

86483809 is a deficient number, since it is larger than the sum of its proper divisors (1).

86483809 is an equidigital number, since it uses as much as digits as its factorization.

86483809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 86483809 is about 9299.6671445810. The cubic root of 86483809 is about 442.2266757709.

The spelling of 86483809 in words is "eighty-six million, four hundred eighty-three thousand, eight hundred nine".