342135423 has 12 divisors (see below), whose sum is σ = 564795088. Its totient is φ = 195505920.

The previous prime is 342135377. The next prime is 342135449. The reversal of 342135423 is 324531243.

It is not a de Polignac number, because 342135423 - 2¹⁰ = 342134399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342137423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2715298 + ... + 2715423.

Almost surely, 2^342135423 is an apocalyptic number.

342135423 is a deficient number, since it is larger than the sum of its proper divisors (222659665).

342135423 is a wasteful number, since it uses less digits than its factorization.

342135423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5430734 (or 5430731 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 342135423 is about 18496.9030651080. The cubic root of 342135423 is about 699.4113575197.

Adding to 342135423 its reverse (324531243), we get a palindrome (666666666).

The spelling of 342135423 in words is "three hundred forty-two million, one hundred thirty-five thousand, four hundred twenty-three".