1323300133 has 4 divisors (see below), whose sum is σ = 1355575788. Its totient is φ = 1291024480.

The previous prime is 1323300119. The next prime is 1323300161. The reversal of 1323300133 is 3310033231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 179372449 + 1143927684 = 13393^2 + 33822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323300133 is a prime.

It is a super-2 number, since 2×1323300133² = 3502246483995635378, which contains 22 as substring.

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 1323300133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323300113) 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, 16137766 + ... + 16137847.

It is an arithmetic number, because the mean of its divisors is an integer number (338893947).

Almost surely, 2^1323300133 is an apocalyptic number.

It is an amenable number.

1323300133 is a deficient number, since it is larger than the sum of its proper divisors (32275655).

1323300133 is an equidigital number, since it uses as much as digits as its factorization.

1323300133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32275654.

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

The square root of 1323300133 is about 36377.1924837528. The cubic root of 1323300133 is about 1097.8747209706.

Adding to 1323300133 its reverse (3310033231), we get a palindrome (4633333364).

The spelling of 1323300133 in words is "one billion, three hundred twenty-three million, three hundred thousand, one hundred thirty-three".