489486553 has 2 divisors, whose sum is σ = 489486554. Its totient is φ = 489486552.

The previous prime is 489486539. The next prime is 489486581. The reversal of 489486553 is 355684984.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291999744 + 197486809 = 17088^2 + 14053^2 .

It is a cyclic number.

It is not a de Polignac number, because 489486553 - 2²⁵ = 455932121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 489486553.

It is not a weakly prime, because it can be changed into another prime (489486533) 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, 244743276 + 244743277.

It is an arithmetic number, because the mean of its divisors is an integer number (244743277).

Almost surely, 2^489486553 is an apocalyptic number.

It is an amenable number.

489486553 is a deficient number, since it is larger than the sum of its proper divisors (1).

489486553 is an equidigital number, since it uses as much as digits as its factorization.

489486553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4147200, while the sum is 52.

The square root of 489486553 is about 22124.3429958948. The cubic root of 489486553 is about 788.0980540758.

The spelling of 489486553 in words is "four hundred eighty-nine million, four hundred eighty-six thousand, five hundred fifty-three".