489456211 has 2 divisors, whose sum is σ = 489456212. Its totient is φ = 489456210.

The previous prime is 489456193. The next prime is 489456257. The reversal of 489456211 is 112654984.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 489456211 - 2⁹ = 489455699 is a prime.

It is not a weakly prime, because it can be changed into another prime (489456311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244728105 + 244728106.

It is an arithmetic number, because the mean of its divisors is an integer number (244728106).

Almost surely, 2^489456211 is an apocalyptic number.

489456211 is a deficient number, since it is larger than the sum of its proper divisors (1).

489456211 is an equidigital number, since it uses as much as digits as its factorization.

489456211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 40.

The square root of 489456211 is about 22123.6572699904. The cubic root of 489456211 is about 788.0817696889.

The spelling of 489456211 in words is "four hundred eighty-nine million, four hundred fifty-six thousand, two hundred eleven".