142134422 has 8 divisors (see below), whose sum is σ = 216815400. Its totient is φ = 69862624.

The previous prime is 142134409. The next prime is 142134449. The reversal of 142134422 is 224431241.

142134422 is digitally balanced in base 3, 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 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 3 ways as a sum of consecutive naturals, for example, 602147 + ... + 602382.

It is an arithmetic number, because the mean of its divisors is an integer number (27101925).

Almost surely, 2^142134422 is an apocalyptic number.

142134422 is a deficient number, since it is larger than the sum of its proper divisors (74680978).

142134422 is a wasteful number, since it uses less digits than its factorization.

142134422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204590.

The product of its digits is 1536, while the sum is 23.

The square root of 142134422 is about 11922.0141754655. The cubic root of 142134422 is about 521.8749155916.

Adding to 142134422 its reverse (224431241), we get a palindrome (366565663).

The spelling of 142134422 in words is "one hundred forty-two million, one hundred thirty-four thousand, four hundred twenty-two".