243513310234 has 8 divisors (see below), whose sum is σ = 373764615840. Its totient is φ = 118925104956.

The previous prime is 243513310223. The next prime is 243513310253. The reversal of 243513310234 is 432013315342.

It is a happy number.

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

It is a super-2 number, since 2×243513310234² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243513310196 and 243513310205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1415774974 + ... + 1415775145.

It is an arithmetic number, because the mean of its divisors is an integer number (46720576980).

Almost surely, 2^243513310234 is an apocalyptic number.

243513310234 is a deficient number, since it is larger than the sum of its proper divisors (130251305606).

243513310234 is a wasteful number, since it uses less digits than its factorization.

243513310234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831550164.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 243513310234 its reverse (432013315342), we get a palindrome (675526625576).

The spelling of 243513310234 in words is "two hundred forty-three billion, five hundred thirteen million, three hundred ten thousand, two hundred thirty-four".