243020314 has 4 divisors (see below), whose sum is σ = 364530474. Its totient is φ = 121510156.

The previous prime is 243020311. The next prime is 243020333. The reversal of 243020314 is 413020342.

243020314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 217061289 + 25959025 = 14733^2 + 5095^2 .

It is a junction number, because it is equal to n+sod(n) for n = 243020291 and 243020300.

It is not an unprimeable number, because it can be changed into a prime (243020311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60755077 + ... + 60755080.

Almost surely, 2^243020314 is an apocalyptic number.

243020314 is a deficient number, since it is larger than the sum of its proper divisors (121510160).

243020314 is a wasteful number, since it uses less digits than its factorization.

243020314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121510159.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 243020314 is about 15589.1088263569. The cubic root of 243020314 is about 624.0425352470.

Adding to 243020314 its reverse (413020342), we get a palindrome (656040656).

The spelling of 243020314 in words is "two hundred forty-three million, twenty thousand, three hundred fourteen".