1200343340993 has 2 divisors, whose sum is σ = 1200343340994. Its totient is φ = 1200343340992.

The previous prime is 1200343340939. The next prime is 1200343341037. The reversal of 1200343340993 is 3990433430021.

Together with previous prime (1200343340939) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 961199846464 + 239143494529 = 980408^2 + 489023^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200343340993 - 2²² = 1200339146689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200343340993.

It is not a weakly prime, because it can be changed into another prime (1200343340293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600171670496 + 600171670497.

It is an arithmetic number, because the mean of its divisors is an integer number (600171670497).

Almost surely, 2^{1200343340993} is an apocalyptic number.

It is an amenable number.

1200343340993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200343340993 is an equidigital number, since it uses as much as digits as its factorization.

1200343340993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 41.

The spelling of 1200343340993 in words is "one trillion, two hundred billion, three hundred forty-three million, three hundred forty thousand, nine hundred ninety-three".