243429134 has 8 divisors (see below), whose sum is σ = 393231720. Its totient is φ = 112351896.

The previous prime is 243429133. The next prime is 243429139. The reversal of 243429134 is 431924342.

243429134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×243429134³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243429134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243429133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4681304 + ... + 4681355.

It is an arithmetic number, because the mean of its divisors is an integer number (49153965).

Almost surely, 2^243429134 is an apocalyptic number.

243429134 is a deficient number, since it is larger than the sum of its proper divisors (149802586).

243429134 is a wasteful number, since it uses less digits than its factorization.

243429134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9362674.

The product of its digits is 20736, while the sum is 32.

The square root of 243429134 is about 15602.2156759865. The cubic root of 243429134 is about 624.3922702682.

The spelling of 243429134 in words is "two hundred forty-three million, four hundred twenty-nine thousand, one hundred thirty-four".