485323819 has 2 divisors, whose sum is σ = 485323820. Its totient is φ = 485323818.

The previous prime is 485323801. The next prime is 485323823. The reversal of 485323819 is 918323584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485323819 - 2¹⁹ = 484799531 is a prime.

It is a super-2 number, since 2×485323819² = 471078418577489522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (485323849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242661909 + 242661910.

It is an arithmetic number, because the mean of its divisors is an integer number (242661910).

Almost surely, 2^485323819 is an apocalyptic number.

485323819 is a deficient number, since it is larger than the sum of its proper divisors (1).

485323819 is an equidigital number, since it uses as much as digits as its factorization.

485323819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 43.

The square root of 485323819 is about 22030.0662504678. The cubic root of 485323819 is about 785.8576203156.

The spelling of 485323819 in words is "four hundred eighty-five million, three hundred twenty-three thousand, eight hundred nineteen".