11103343009973 has 2 divisors, whose sum is σ = 11103343009974. Its totient is φ = 11103343009972.

The previous prime is 11103343009963. The next prime is 11103343010041. The reversal of 11103343009973 is 37990034330111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8805593326084 + 2297749683889 = 2967422^2 + 1515833^2 .

It is a cyclic number.

It is not a de Polignac number, because 11103343009973 - 2²² = 11103338815669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103343009963) 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, 5551671504986 + 5551671504987.

It is an arithmetic number, because the mean of its divisors is an integer number (5551671504987).

Almost surely, 2^{11103343009973} is an apocalyptic number.

It is an amenable number.

11103343009973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103343009973 is an equidigital number, since it uses as much as digits as its factorization.

11103343009973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 44.

The spelling of 11103343009973 in words is "eleven trillion, one hundred three billion, three hundred forty-three million, nine thousand, nine hundred seventy-three".