1043489 has 2 divisors, whose sum is σ = 1043490. Its totient is φ = 1043488.

The previous prime is 1043479. The next prime is 1043501. The reversal of 1043489 is 9843401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 652864 + 390625 = 808^2 + 625^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043489 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (1043479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521744 + 521745.

It is an arithmetic number, because the mean of its divisors is an integer number (521745).

2^1043489 is an apocalyptic number.

It is an amenable number.

1043489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043489 is an equidigital number, since it uses as much as digits as its factorization.

1043489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1043489 is about 1021.5130934061. The cubic root of 1043489 is about 101.4291124181.

The spelling of 1043489 in words is "one million, forty-three thousand, four hundred eighty-nine".