243134320241313 has 24 divisors (see below), whose sum is σ = 354419615264000. Its totient is φ = 160600840180704.

The previous prime is 243134320241311. The next prime is 243134320241429. The reversal of 243134320241313 is 313142023431342.

243134320241313 is a `hidden beast` number, since 2 + 4 + 3 + 1 + 34 + 3 + 202 + 413 + 1 + 3 = 666.

It is not a de Polignac number, because 243134320241313 - 2¹ = 243134320241311 is a prime.

It is a super-2 number, since 2×243134320241313² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243134320241311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98448906 + ... + 100888332.

Almost surely, 2^{243134320241313} is an apocalyptic number.

It is an amenable number.

243134320241313 is a deficient number, since it is larger than the sum of its proper divisors (111285295022687).

243134320241313 is a wasteful number, since it uses less digits than its factorization.

243134320241313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541141 (or 2541138 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 243134320241313 its reverse (313142023431342), we get a palindrome (556276343672655).

The spelling of 243134320241313 in words is "two hundred forty-three trillion, one hundred thirty-four billion, three hundred twenty million, two hundred forty-one thousand, three hundred thirteen".