1284329 has 2 divisors, whose sum is σ = 1284330. Its totient is φ = 1284328.

The previous prime is 1284317. The next prime is 1284341. The reversal of 1284329 is 9234821.

It is a balanced prime because it is at equal distance from previous prime (1284317) and next prime (1284341).

It can be written as a sum of positive squares in only one way, i.e., 1254400 + 29929 = 1120^2 + 173^2 .

It is a cyclic number.

It is not a de Polignac number, because 1284329 - 2⁴ = 1284313 is a prime.

It is a super-3 number, since 3×1284329³ = 6355505833355829867, which contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p₉₈₉₁₂ and since 1284329 and 98912 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1284379) 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, 642164 + 642165.

It is an arithmetic number, because the mean of its divisors is an integer number (642165).

2^1284329 is an apocalyptic number.

It is an amenable number.

1284329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1284329 is an equidigital number, since it uses as much as digits as its factorization.

1284329 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1284329 is about 1133.2824008163. The cubic root of 1284329 is about 108.6989702013.

The spelling of 1284329 in words is "one million, two hundred eighty-four thousand, three hundred twenty-nine".