243240534035 has 8 divisors (see below), whose sum is σ = 293519304720. Its totient is φ = 193505317984.

The previous prime is 243240534029. The next prime is 243240534041. The reversal of 243240534035 is 530435042342.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (243240534029) and next prime (243240534041).

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

It is not a de Polignac number, because 243240534035 - 2¹⁴ = 243240517651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243240533986 and 243240534004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135887672 + ... + 135889461.

It is an arithmetic number, because the mean of its divisors is an integer number (36689913090).

Almost surely, 2^243240534035 is an apocalyptic number.

243240534035 is a deficient number, since it is larger than the sum of its proper divisors (50278770685).

243240534035 is a wasteful number, since it uses less digits than its factorization.

243240534035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271777317.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 243240534035 its reverse (530435042342), we get a palindrome (773675576377).

The spelling of 243240534035 in words is "two hundred forty-three billion, two hundred forty million, five hundred thirty-four thousand, thirty-five".