243134305214 has 16 divisors (see below), whose sum is σ = 373993601760. Its totient is φ = 118508248320.

The previous prime is 243134305189. The next prime is 243134305229. The reversal of 243134305214 is 412503431342.

It is a super-2 number, since 2×243134305214² (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, 9606539 + ... + 9631814.

It is an arithmetic number, because the mean of its divisors is an integer number (23374600110).

Almost surely, 2^243134305214 is an apocalyptic number.

243134305214 is a deficient number, since it is larger than the sum of its proper divisors (130859296546).

243134305214 is a wasteful number, since it uses less digits than its factorization.

243134305214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19238515.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 243134305214 its reverse (412503431342), we get a palindrome (655637736556).

The spelling of 243134305214 in words is "two hundred forty-three billion, one hundred thirty-four million, three hundred five thousand, two hundred fourteen".