482381509 has 2 divisors, whose sum is σ = 482381510. Its totient is φ = 482381508.

The previous prime is 482381467. The next prime is 482381533. The reversal of 482381509 is 905183284.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 375196900 + 107184609 = 19370^2 + 10353^2 .

It is a cyclic number.

It is not a de Polignac number, because 482381509 - 2⁷ = 482381381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (482381209) 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, 241190754 + 241190755.

It is an arithmetic number, because the mean of its divisors is an integer number (241190755).

Almost surely, 2^482381509 is an apocalyptic number.

It is an amenable number.

482381509 is a deficient number, since it is larger than the sum of its proper divisors (1).

482381509 is an equidigital number, since it uses as much as digits as its factorization.

482381509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 482381509 is about 21963.1853108787. The cubic root of 482381509 is about 784.2662943145.

The spelling of 482381509 in words is "four hundred eighty-two million, three hundred eighty-one thousand, five hundred nine".