984142728769273 has 2 divisors, whose sum is σ = 984142728769274. Its totient is φ = 984142728769272.

The previous prime is 984142728769271. The next prime is 984142728769303. The reversal of 984142728769273 is 372967827241489.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 959467785226729 + 24674943542544 = 30975277^2 + 4967388^2 .

It is a cyclic number.

It is not a de Polignac number, because 984142728769273 - 2¹ = 984142728769271 is a prime.

Together with 984142728769271, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 984142728769193 and 984142728769202.

It is not a weakly prime, because it can be changed into another prime (984142728769271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492071364384636 + 492071364384637.

It is an arithmetic number, because the mean of its divisors is an integer number (492071364384637).

Almost surely, 2^{984142728769273} is an apocalyptic number.

It is an amenable number.

984142728769273 is a deficient number, since it is larger than the sum of its proper divisors (1).

984142728769273 is an equidigital number, since it uses as much as digits as its factorization.

984142728769273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4096770048, while the sum is 79.

The spelling of 984142728769273 in words is "nine hundred eighty-four trillion, one hundred forty-two billion, seven hundred twenty-eight million, seven hundred sixty-nine thousand, two hundred seventy-three".