142102342 has 8 divisors (see below), whose sum is σ = 213506496. Its totient is φ = 70933512.

The previous prime is 142102333. The next prime is 142102379. The reversal of 142102342 is 243201241.

142102342 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, 57313 + ... + 59740.

It is an arithmetic number, because the mean of its divisors is an integer number (26688312).

Almost surely, 2^142102342 is an apocalyptic number.

142102342 is a deficient number, since it is larger than the sum of its proper divisors (71404154).

142102342 is a wasteful number, since it uses less digits than its factorization.

142102342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117662.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 142102342 is about 11920.6686892976. The cubic root of 142102342 is about 521.8356499284.

Adding to 142102342 its reverse (243201241), we get a palindrome (385303583).

The spelling of 142102342 in words is "one hundred forty-two million, one hundred two thousand, three hundred forty-two".