485335813 has 2 divisors, whose sum is σ = 485335814. Its totient is φ = 485335812.

The previous prime is 485335801. The next prime is 485335831. The reversal of 485335813 is 318533584.

Together with next prime (485335831) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299913124 + 185422689 = 17318^2 + 13617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485335813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485335853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242667906 + 242667907.

It is an arithmetic number, because the mean of its divisors is an integer number (242667907).

Almost surely, 2^485335813 is an apocalyptic number.

It is an amenable number.

485335813 is a deficient number, since it is larger than the sum of its proper divisors (1).

485335813 is an equidigital number, since it uses as much as digits as its factorization.

485335813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 40.

The square root of 485335813 is about 22030.3384676677. The cubic root of 485335813 is about 785.8640939993.

It can be divided in two parts, 48533581 and 3, that added together give a palindrome (48533584).

The spelling of 485335813 in words is "four hundred eighty-five million, three hundred thirty-five thousand, eight hundred thirteen".