1303103323 has 4 divisors (see below), whose sum is σ = 1325189880. Its totient is φ = 1281016768.

The previous prime is 1303103309. The next prime is 1303103381. The reversal of 1303103323 is 3233013031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303103323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1303103323.

It is not an unprimeable number, because it can be changed into a prime (1303103423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11043190 + ... + 11043307.

It is an arithmetic number, because the mean of its divisors is an integer number (331297470).

Almost surely, 2^1303103323 is an apocalyptic number.

1303103323 is a deficient number, since it is larger than the sum of its proper divisors (22086557).

1303103323 is an equidigital number, since it uses as much as digits as its factorization.

1303103323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22086556.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 1303103323 is about 36098.5224489867. The cubic root of 1303103323 is about 1092.2606402744.

Adding to 1303103323 its reverse (3233013031), we get a palindrome (4536116354).

The spelling of 1303103323 in words is "one billion, three hundred three million, one hundred three thousand, three hundred twenty-three".