142254147067 has 4 divisors (see below), whose sum is σ = 143852508360. Its totient is φ = 140655785776.

The previous prime is 142254147053. The next prime is 142254147071. The reversal of 142254147067 is 760741452241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142254147067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142254142067) by changing a digit.

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, 799180513 + ... + 799180690.

It is an arithmetic number, because the mean of its divisors is an integer number (35963127090).

Almost surely, 2^142254147067 is an apocalyptic number.

142254147067 is a deficient number, since it is larger than the sum of its proper divisors (1598361293).

142254147067 is an equidigital number, since it uses as much as digits as its factorization.

142254147067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598361292.

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 142254147067 in words is "one hundred forty-two billion, two hundred fifty-four million, one hundred forty-seven thousand, sixty-seven".