1243323314 has 4 divisors (see below), whose sum is σ = 1864984974. Its totient is φ = 621661656.

The previous prime is 1243323313. The next prime is 1243323337. The reversal of 1243323314 is 4133233421.

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

It can be written as a sum of positive squares in only one way, i.e., 1209857089 + 33466225 = 34783^2 + 5785^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1243323313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310830827 + ... + 310830830.

Almost surely, 2^1243323314 is an apocalyptic number.

1243323314 is a deficient number, since it is larger than the sum of its proper divisors (621661660).

1243323314 is an equidigital number, since it uses as much as digits as its factorization.

1243323314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621661659.

The product of its digits is 5184, while the sum is 26.

The square root of 1243323314 is about 35260.7900365264. The cubic root of 1243323314 is about 1075.2959888758.

Adding to 1243323314 its reverse (4133233421), we get a palindrome (5376556735).

The spelling of 1243323314 in words is "one billion, two hundred forty-three million, three hundred twenty-three thousand, three hundred fourteen".