11443013173 has 2 divisors, whose sum is σ = 11443013174. Its totient is φ = 11443013172.

The previous prime is 11443013161. The next prime is 11443013269. The reversal of 11443013173 is 37131034411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9211584529 + 2231428644 = 95977^2 + 47238^2 .

It is a cyclic number.

It is not a de Polignac number, because 11443013173 - 2³³ = 2853078581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11443013573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5721506586 + 5721506587.

It is an arithmetic number, because the mean of its divisors is an integer number (5721506587).

Almost surely, 2^11443013173 is an apocalyptic number.

It is an amenable number.

11443013173 is a deficient number, since it is larger than the sum of its proper divisors (1).

11443013173 is an equidigital number, since it uses as much as digits as its factorization.

11443013173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 11443013173 its reverse (37131034411), we get a palindrome (48574047584).

The spelling of 11443013173 in words is "eleven billion, four hundred forty-three million, thirteen thousand, one hundred seventy-three".