142134216 has 32 divisors (see below), whose sum is σ = 406098240. Its totient is φ = 40609728.

The previous prime is 142134211. The next prime is 142134217. The reversal of 142134216 is 612431241.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (142134211) 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 7 ways as a sum of consecutive naturals, for example, 422851 + ... + 423186.

It is an arithmetic number, because the mean of its divisors is an integer number (12690570).

Almost surely, 2^142134216 is an apocalyptic number.

It is an amenable number.

142134216 is an abundant number, since it is smaller than the sum of its proper divisors (263964024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142134216 is a wasteful number, since it uses less digits than its factorization.

142134216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846053 (or 846049 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 142134216 is about 11922.0055359826. The cubic root of 142134216 is about 521.8746634681.

Adding to 142134216 its reverse (612431241), we get a palindrome (754565457).

The spelling of 142134216 in words is "one hundred forty-two million, one hundred thirty-four thousand, two hundred sixteen".