142175442340277 has 2 divisors, whose sum is σ = 142175442340278. Its totient is φ = 142175442340276.

The previous prime is 142175442340259. The next prime is 142175442340279. The reversal of 142175442340277 is 772043244571241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112459959021796 + 29715483318481 = 10604714^2 + 5451191^2 .

It is an emirp because it is prime and its reverse (772043244571241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142175442340277 is a prime.

Together with 142175442340279, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142175442340279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71087721170138 + 71087721170139.

It is an arithmetic number, because the mean of its divisors is an integer number (71087721170139).

Almost surely, 2^{142175442340277} is an apocalyptic number.

It is an amenable number.

142175442340277 is a deficient number, since it is larger than the sum of its proper divisors (1).

142175442340277 is an equidigital number, since it uses as much as digits as its factorization.

142175442340277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10536960, while the sum is 53.

The spelling of 142175442340277 in words is "one hundred forty-two trillion, one hundred seventy-five billion, four hundred forty-two million, three hundred forty thousand, two hundred seventy-seven".