1323023003 has 4 divisors (see below), whose sum is σ = 1337888520. Its totient is φ = 1308157488.

The previous prime is 1323022933. The next prime is 1323023081. The reversal of 1323023003 is 3003203231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1323023003 - 2²² = 1318828699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323023203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7432625 + ... + 7432802.

It is an arithmetic number, because the mean of its divisors is an integer number (334472130).

Almost surely, 2^1323023003 is an apocalyptic number.

1323023003 is a deficient number, since it is larger than the sum of its proper divisors (14865517).

1323023003 is an equidigital number, since it uses as much as digits as its factorization.

1323023003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14865516.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 1323023003 is about 36373.3831668158. The cubic root of 1323023003 is about 1097.7980754046.

Adding to 1323023003 its reverse (3003203231), we get a palindrome (4326226234).

The spelling of 1323023003 in words is "one billion, three hundred twenty-three million, twenty-three thousand, three".