1184489 has 2 divisors, whose sum is σ = 1184490. Its totient is φ = 1184488.

The previous prime is 1184483. The next prime is 1184507. The reversal of 1184489 is 9844811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 739600 + 444889 = 860^2 + 667^2 .

It is an emirp because it is prime and its reverse (9844811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1184489 - 2⁴ = 1184473 is a prime.

It is a super-2 number, since 2×1184489² = 2806028382242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1184483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 592244 + 592245.

It is an arithmetic number, because the mean of its divisors is an integer number (592245).

2^1184489 is an apocalyptic number.

It is an amenable number.

1184489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1184489 is an equidigital number, since it uses as much as digits as its factorization.

1184489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 35.

The square root of 1184489 is about 1088.3423174719. The cubic root of 1184489 is about 105.8060116438.

The spelling of 1184489 in words is "one million, one hundred eighty-four thousand, four hundred eighty-nine".