485063281 has 2 divisors, whose sum is σ = 485063282. Its totient is φ = 485063280.

The previous prime is 485063237. The next prime is 485063291. The reversal of 485063281 is 182360584.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346294881 + 138768400 = 18609^2 + 11780^2 .

It is a cyclic number.

It is not a de Polignac number, because 485063281 - 2⁹ = 485062769 is a prime.

It is a super-2 number, since 2×485063281² = 470572773148969922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 485063281.

It is not a weakly prime, because it can be changed into another prime (485063291) 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, 242531640 + 242531641.

It is an arithmetic number, because the mean of its divisors is an integer number (242531641).

Almost surely, 2^485063281 is an apocalyptic number.

It is an amenable number.

485063281 is a deficient number, since it is larger than the sum of its proper divisors (1).

485063281 is an equidigital number, since it uses as much as digits as its factorization.

485063281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 485063281 is about 22024.1522197791. The cubic root of 485063281 is about 785.7169702907.

The spelling of 485063281 in words is "four hundred eighty-five million, sixty-three thousand, two hundred eighty-one".