243033403134 has 16 divisors (see below), whose sum is σ = 486159049872. Its totient is φ = 80995760448.

The previous prime is 243033403103. The next prime is 243033403159. The reversal of 243033403134 is 431304330342.

243033403134 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×243033403134² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3809209 + ... + 3872484.

It is an arithmetic number, because the mean of its divisors is an integer number (30384940617).

Almost surely, 2^243033403134 is an apocalyptic number.

243033403134 is an abundant number, since it is smaller than the sum of its proper divisors (243125646738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243033403134 is a wasteful number, since it uses less digits than its factorization.

243033403134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7686971.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 243033403134 its reverse (431304330342), we get a palindrome (674337733476).

The spelling of 243033403134 in words is "two hundred forty-three billion, thirty-three million, four hundred three thousand, one hundred thirty-four".