243114420313 has 8 divisors (see below), whose sum is σ = 244025908200. Its totient is φ = 242203261440.

The previous prime is 243114420281. The next prime is 243114420323. The reversal of 243114420313 is 313024411342.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7808903424 + 235305516889 = 88368^2 + 485083^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243114420313 - 2⁵ = 243114420281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243114420323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451781 + ... + 1610557.

It is an arithmetic number, because the mean of its divisors is an integer number (30503238525).

Almost surely, 2^243114420313 is an apocalyptic number.

It is an amenable number.

243114420313 is a deficient number, since it is larger than the sum of its proper divisors (911487887).

243114420313 is a wasteful number, since it uses less digits than its factorization.

243114420313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164507.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 243114420313 its reverse (313024411342), we get a palindrome (556138831655).

The spelling of 243114420313 in words is "two hundred forty-three billion, one hundred fourteen million, four hundred twenty thousand, three hundred thirteen".