2003329 has 2 divisors, whose sum is σ = 2003330. Its totient is φ = 2003328.

The previous prime is 2003321. The next prime is 2003359. The reversal of 2003329 is 9233002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1703025 + 300304 = 1305^2 + 548^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003329 - 2³ = 2003321 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2003321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001664 + 1001665.

It is an arithmetic number, because the mean of its divisors is an integer number (1001665).

2^2003329 is an apocalyptic number.

It is an amenable number.

2003329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003329 is an equidigital number, since it uses as much as digits as its factorization.

2003329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2003329 is about 1415.3900522471. The cubic root of 2003329 is about 126.0619708595.

It can be divided in two parts, 2003 and 329, that added together give a palindrome (2332).

The spelling of 2003329 in words is "two million, three thousand, three hundred twenty-nine".