485783911 has 2 divisors, whose sum is σ = 485783912. Its totient is φ = 485783910.

The previous prime is 485783899. The next prime is 485783923. The reversal of 485783911 is 119387584.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (485783899) and next prime (485783923).

It is a cyclic number.

It is not a de Polignac number, because 485783911 - 2¹⁹ = 485259623 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485783951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242891955 + 242891956.

It is an arithmetic number, because the mean of its divisors is an integer number (242891956).

Almost surely, 2^485783911 is an apocalyptic number.

485783911 is a deficient number, since it is larger than the sum of its proper divisors (1).

485783911 is an equidigital number, since it uses as much as digits as its factorization.

485783911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 46.

The square root of 485783911 is about 22040.5061421012. The cubic root of 485783911 is about 786.1058756000.

The spelling of 485783911 in words is "four hundred eighty-five million, seven hundred eighty-three thousand, nine hundred eleven".