1323302243 has 2 divisors, whose sum is σ = 1323302244. Its totient is φ = 1323302242.

The previous prime is 1323302237. The next prime is 1323302257. The reversal of 1323302243 is 3422033231.

It is a weak prime.

It is an emirp because it is prime and its reverse (3422033231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323302243 - 2⁶ = 1323302179 is a prime.

It is a super-2 number, since 2×1323302243² = 3502257652657662098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1323302273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661651121 + 661651122.

It is an arithmetic number, because the mean of its divisors is an integer number (661651122).

Almost surely, 2^1323302243 is an apocalyptic number.

1323302243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323302243 is an equidigital number, since it uses as much as digits as its factorization.

1323302243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 1323302243 is about 36377.2214854296. The cubic root of 1323302243 is about 1097.8753044902.

Adding to 1323302243 its reverse (3422033231), we get a palindrome (4745335474).

The spelling of 1323302243 in words is "one billion, three hundred twenty-three million, three hundred two thousand, two hundred forty-three".