142133133434 has 16 divisors (see below), whose sum is σ = 218091149568. Its totient is φ = 69441018192.

The previous prime is 142133133407. The next prime is 142133133473. The reversal of 142133133434 is 434331331241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 142133133434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175702 + ... + 1290945.

It is an arithmetic number, because the mean of its divisors is an integer number (13630696848).

Almost surely, 2^142133133434 is an apocalyptic number.

142133133434 is a deficient number, since it is larger than the sum of its proper divisors (75958016134).

142133133434 is a wasteful number, since it uses less digits than its factorization.

142133133434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467309.

The product of its digits is 31104, while the sum is 32.

Adding to 142133133434 its reverse (434331331241), we get a palindrome (576464464675).

The spelling of 142133133434 in words is "one hundred forty-two billion, one hundred thirty-three million, one hundred thirty-three thousand, four hundred thirty-four".