4243342135 has 4 divisors (see below), whose sum is σ = 5092010568. Its totient is φ = 3394673704.

The previous prime is 4243342133. The next prime is 4243342241. The reversal of 4243342135 is 5312433424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4243342135 - 2¹ = 4243342133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4243342097 and 4243342106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243342133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424334209 + ... + 424334218.

It is an arithmetic number, because the mean of its divisors is an integer number (1273002642).

Almost surely, 2^4243342135 is an apocalyptic number.

4243342135 is a deficient number, since it is larger than the sum of its proper divisors (848668433).

4243342135 is an equidigital number, since it uses as much as digits as its factorization.

4243342135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848668432.

The product of its digits is 34560, while the sum is 31.

The square root of 4243342135 is about 65140.9405443305. The cubic root of 4243342135 is about 1618.9596194308.

Adding to 4243342135 its reverse (5312433424), we get a palindrome (9555775559).

The spelling of 4243342135 in words is "four billion, two hundred forty-three million, three hundred forty-two thousand, one hundred thirty-five".