142303042135 has 4 divisors (see below), whose sum is σ = 170763650568. Its totient is φ = 113842433704.

The previous prime is 142303042081. The next prime is 142303042153. The reversal of 142303042135 is 531240303241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 142303042135 - 2²⁷ = 142168824407 is a prime.

It is a Duffinian number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 14230304209 + ... + 14230304218.

It is an arithmetic number, because the mean of its divisors is an integer number (42690912642).

Almost surely, 2^142303042135 is an apocalyptic number.

142303042135 is a deficient number, since it is larger than the sum of its proper divisors (28460608433).

142303042135 is an equidigital number, since it uses as much as digits as its factorization.

142303042135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28460608432.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 142303042135 its reverse (531240303241), we get a palindrome (673543345376).

The spelling of 142303042135 in words is "one hundred forty-two billion, three hundred three million, forty-two thousand, one hundred thirty-five".