1209060782311 has 2 divisors, whose sum is σ = 1209060782312. Its totient is φ = 1209060782310.

The previous prime is 1209060782297. The next prime is 1209060782459. The reversal of 1209060782311 is 1132870609021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1209060782311 - 2⁷ = 1209060782183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1209060782011) 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, 604530391155 + 604530391156.

It is an arithmetic number, because the mean of its divisors is an integer number (604530391156).

Almost surely, 2^{1209060782311} is an apocalyptic number.

1209060782311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1209060782311 is an equidigital number, since it uses as much as digits as its factorization.

1209060782311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The spelling of 1209060782311 in words is "one trillion, two hundred nine billion, sixty million, seven hundred eighty-two thousand, three hundred eleven".