1323001303 has 8 divisors (see below), whose sum is σ = 1426592048. Its totient is φ = 1219670784.

The previous prime is 1323001289. The next prime is 1323001307. The reversal of 1323001303 is 3031003231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323001303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323001307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54426 + ... + 74887.

It is an arithmetic number, because the mean of its divisors is an integer number (178324006).

Almost surely, 2^1323001303 is an apocalyptic number.

1323001303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1323001303 is a deficient number, since it is larger than the sum of its proper divisors (103590745).

1323001303 is a wasteful number, since it uses less digits than its factorization.

1323001303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130113.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1323001303 is about 36373.0848705468. The cubic root of 1323001303 is about 1097.7920734055.

Adding to 1323001303 its reverse (3031003231), we get a palindrome (4354004534).

The spelling of 1323001303 in words is "one billion, three hundred twenty-three million, one thousand, three hundred three".