480319909 has 2 divisors, whose sum is σ = 480319910. Its totient is φ = 480319908.

The previous prime is 480319901. The next prime is 480319937. The reversal of 480319909 is 909913084.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280663009 + 199656900 = 16753^2 + 14130^2 .

It is a cyclic number.

It is not a de Polignac number, because 480319909 - 2³ = 480319901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (480319901) 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, 240159954 + 240159955.

It is an arithmetic number, because the mean of its divisors is an integer number (240159955).

Almost surely, 2^480319909 is an apocalyptic number.

It is an amenable number.

480319909 is a deficient number, since it is larger than the sum of its proper divisors (1).

480319909 is an equidigital number, since it uses as much as digits as its factorization.

480319909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 480319909 is about 21916.2019747948. The cubic root of 480319909 is about 783.1474342425.

The spelling of 480319909 in words is "four hundred eighty million, three hundred nineteen thousand, nine hundred nine".