1323030313 has 4 divisors (see below), whose sum is σ = 1443305808. Its totient is φ = 1202754820.

The previous prime is 1323030299. The next prime is 1323030347. The reversal of 1323030313 is 3130303231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1323030313 - 2⁹ = 1323029801 is a prime.

It is a super-3 number, since 3×1323030313³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323030013) 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, 60137731 + ... + 60137752.

It is an arithmetic number, because the mean of its divisors is an integer number (360826452).

Almost surely, 2^1323030313 is an apocalyptic number.

It is an amenable number.

1323030313 is a deficient number, since it is larger than the sum of its proper divisors (120275495).

1323030313 is a wasteful number, since it uses less digits than its factorization.

1323030313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120275494.

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

The square root of 1323030313 is about 36373.4836522432. The cubic root of 1323030313 is about 1097.8000972614.

Adding to 1323030313 its reverse (3130303231), we get a palindrome (4453333544).

The spelling of 1323030313 in words is "one billion, three hundred twenty-three million, thirty thousand, three hundred thirteen".