1204542120293 has 2 divisors, whose sum is σ = 1204542120294. Its totient is φ = 1204542120292.

The previous prime is 1204542120289. The next prime is 1204542120377. The reversal of 1204542120293 is 3920212454021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1164150365764 + 40391754529 = 1078958^2 + 200977^2 .

It is an emirp because it is prime and its reverse (3920212454021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1204542120293 - 2² = 1204542120289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204542120233) 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 as a sum of consecutive naturals, namely, 602271060146 + 602271060147.

It is an arithmetic number, because the mean of its divisors is an integer number (602271060147).

Almost surely, 2^{1204542120293} is an apocalyptic number.

It is an amenable number.

1204542120293 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204542120293 is an equidigital number, since it uses as much as digits as its factorization.

1204542120293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 1204542120293 in words is "one trillion, two hundred four billion, five hundred forty-two million, one hundred twenty thousand, two hundred ninety-three".