1205046738211 has 2 divisors, whose sum is σ = 1205046738212. Its totient is φ = 1205046738210.

The previous prime is 1205046738187. The next prime is 1205046738323. The reversal of 1205046738211 is 1128376405021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1205046738211 - 2⁵ = 1205046738179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1205046733211) 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, 602523369105 + 602523369106.

It is an arithmetic number, because the mean of its divisors is an integer number (602523369106).

Almost surely, 2^{1205046738211} is an apocalyptic number.

1205046738211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1205046738211 is an equidigital number, since it uses as much as digits as its factorization.

1205046738211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 1205046738211 in words is "one trillion, two hundred five billion, forty-six million, seven hundred thirty-eight thousand, two hundred eleven".