486520009 has 2 divisors, whose sum is σ = 486520010. Its totient is φ = 486520008.

The previous prime is 486520007. The next prime is 486520033. The reversal of 486520009 is 900025684.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314175625 + 172344384 = 17725^2 + 13128^2 .

It is a cyclic number.

It is not a de Polignac number, because 486520009 - 2¹ = 486520007 is a prime.

Together with 486520007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (486520007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243260004 + 243260005.

It is an arithmetic number, because the mean of its divisors is an integer number (243260005).

Almost surely, 2^486520009 is an apocalyptic number.

It is an amenable number.

486520009 is a deficient number, since it is larger than the sum of its proper divisors (1).

486520009 is an equidigital number, since it uses as much as digits as its factorization.

486520009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 486520009 is about 22057.1985755218. The cubic root of 486520009 is about 786.5027317075.

The spelling of 486520009 in words is "four hundred eighty-six million, five hundred twenty thousand, nine".