489030043 has 2 divisors, whose sum is σ = 489030044. Its totient is φ = 489030042.

The previous prime is 489030029. The next prime is 489030079. The reversal of 489030043 is 340030984.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-489030043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 489029987 and 489030014.

It is not a weakly prime, because it can be changed into another prime (489030023) 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, 244515021 + 244515022.

It is an arithmetic number, because the mean of its divisors is an integer number (244515022).

Almost surely, 2^489030043 is an apocalyptic number.

489030043 is a deficient number, since it is larger than the sum of its proper divisors (1).

489030043 is an equidigital number, since it uses as much as digits as its factorization.

489030043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 489030043 is about 22114.0236727738. The cubic root of 489030043 is about 787.8529764913.

The spelling of 489030043 in words is "four hundred eighty-nine million, thirty thousand, forty-three".