135230342 has 32 divisors (see below), whose sum is σ = 232841952. Its totient is φ = 58351104.

The previous prime is 135230309. The next prime is 135230357. The reversal of 135230342 is 243032531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71108 + ... + 72984.

It is an arithmetic number, because the mean of its divisors is an integer number (7276311).

Almost surely, 2^135230342 is an apocalyptic number.

135230342 is a deficient number, since it is larger than the sum of its proper divisors (97611610).

135230342 is a wasteful number, since it uses less digits than its factorization.

135230342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 135230342 is about 11628.8581554682. The cubic root of 135230342 is about 513.2843806508.

Adding to 135230342 its reverse (243032531), we get a palindrome (378262873).

The spelling of 135230342 in words is "one hundred thirty-five million, two hundred thirty thousand, three hundred forty-two".