485287853 has 2 divisors, whose sum is σ = 485287854. Its totient is φ = 485287852.

The previous prime is 485287823. The next prime is 485287871. The reversal of 485287853 is 358782584.

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., 481275844 + 4012009 = 21938^2 + 2003^2 .

It is a cyclic number.

It is not a de Polignac number, because 485287853 - 2²⁶ = 418178989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485287813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242643926 + 242643927.

It is an arithmetic number, because the mean of its divisors is an integer number (242643927).

Almost surely, 2^485287853 is an apocalyptic number.

It is an amenable number.

485287853 is a deficient number, since it is larger than the sum of its proper divisors (1).

485287853 is an equidigital number, since it uses as much as digits as its factorization.

485287853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2150400, while the sum is 50.

The square root of 485287853 is about 22029.2499418387. The cubic root of 485287853 is about 785.8382072610.

The spelling of 485287853 in words is "four hundred eighty-five million, two hundred eighty-seven thousand, eight hundred fifty-three".