142320322029629 has 2 divisors, whose sum is σ = 142320322029630. Its totient is φ = 142320322029628.

The previous prime is 142320322029539. The next prime is 142320322029631. The reversal of 142320322029629 is 926920223023241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141208303272100 + 1112018757529 = 11883110^2 + 1054523^2 .

It is an emirp because it is prime and its reverse (926920223023241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142320322029629 is a prime.

It is a Sophie Germain prime.

Together with 142320322029631, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142320322029679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71160161014814 + 71160161014815.

It is an arithmetic number, because the mean of its divisors is an integer number (71160161014815).

Almost surely, 2^{142320322029629} is an apocalyptic number.

It is an amenable number.

142320322029629 is a deficient number, since it is larger than the sum of its proper divisors (1).

142320322029629 is an equidigital number, since it uses as much as digits as its factorization.

142320322029629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 47.

The spelling of 142320322029629 in words is "one hundred forty-two trillion, three hundred twenty billion, three hundred twenty-two million, twenty-nine thousand, six hundred twenty-nine".