142042126 has 8 divisors (see below), whose sum is σ = 213223824. Its totient is φ = 70967520.

The previous prime is 142042111. The next prime is 142042127. The reversal of 142042126 is 621240241.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 142042097 and 142042106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142042127) by changing a digit.

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, 23370 + ... + 28813.

It is an arithmetic number, because the mean of its divisors is an integer number (26652978).

Almost surely, 2^142042126 is an apocalyptic number.

142042126 is a deficient number, since it is larger than the sum of its proper divisors (71181698).

142042126 is a wasteful number, since it uses less digits than its factorization.

142042126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53546.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 142042126 is about 11918.1427244349. The cubic root of 142042126 is about 521.7619300667.

Adding to 142042126 its reverse (621240241), we get a palindrome (763282367).

The spelling of 142042126 in words is "one hundred forty-two million, forty-two thousand, one hundred twenty-six".