11043656102173 has 2 divisors, whose sum is σ = 11043656102174. Its totient is φ = 11043656102172.

The previous prime is 11043656102123. The next prime is 11043656102207. The reversal of 11043656102173 is 37120165634011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10026829911289 + 1016826190884 = 3166517^2 + 1008378^2 .

It is a cyclic number.

It is not a de Polignac number, because 11043656102173 - 2⁹ = 11043656101661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11043656102123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521828051086 + 5521828051087.

It is an arithmetic number, because the mean of its divisors is an integer number (5521828051087).

Almost surely, 2^{11043656102173} is an apocalyptic number.

It is an amenable number.

11043656102173 is a deficient number, since it is larger than the sum of its proper divisors (1).

11043656102173 is an equidigital number, since it uses as much as digits as its factorization.

11043656102173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 11043656102173 in words is "eleven trillion, forty-three billion, six hundred fifty-six million, one hundred two thousand, one hundred seventy-three".