489105601 has 2 divisors, whose sum is σ = 489105602. Its totient is φ = 489105600.

The previous prime is 489105577. The next prime is 489105647. The reversal of 489105601 is 106501984.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 376321201 + 112784400 = 19399^2 + 10620^2 .

It is a cyclic number.

It is not a de Polignac number, because 489105601 - 2¹¹ = 489103553 is a prime.

It is not a weakly prime, because it can be changed into another prime (489105101) 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, 244552800 + 244552801.

It is an arithmetic number, because the mean of its divisors is an integer number (244552801).

Almost surely, 2^489105601 is an apocalyptic number.

It is an amenable number.

489105601 is a deficient number, since it is larger than the sum of its proper divisors (1).

489105601 is an equidigital number, since it uses as much as digits as its factorization.

489105601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 489105601 is about 22115.7319797469. The cubic root of 489105601 is about 787.8935503650.

The spelling of 489105601 in words is "four hundred eighty-nine million, one hundred five thousand, six hundred one".