2003001323 has 2 divisors, whose sum is σ = 2003001324. Its totient is φ = 2003001322.

The previous prime is 2003001289. The next prime is 2003001367. The reversal of 2003001323 is 3231003002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2003001323 - 2¹⁴ = 2002984939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2003001298 and 2003001307.

It is not a weakly prime, because it can be changed into another prime (2003004323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001500661 + 1001500662.

It is an arithmetic number, because the mean of its divisors is an integer number (1001500662).

Almost surely, 2^2003001323 is an apocalyptic number.

2003001323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003001323 is an equidigital number, since it uses as much as digits as its factorization.

2003001323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 2003001323 is about 44754.9027817065. The cubic root of 2003001323 is about 1260.5509732368.

Adding to 2003001323 its reverse (3231003002), we get a palindrome (5234004325).

The spelling of 2003001323 in words is "two billion, three million, one thousand, three hundred twenty-three".