11045664203473 has 2 divisors, whose sum is σ = 11045664203474. Its totient is φ = 11045664203472.

The previous prime is 11045664203429. The next prime is 11045664203603. The reversal of 11045664203473 is 37430246654011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10748804860369 + 296859343104 = 3278537^2 + 544848^2 .

It is an emirp because it is prime and its reverse (37430246654011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11045664203473 - 2²¹ = 11045662106321 is a prime.

It is not a weakly prime, because it can be changed into another prime (11045664233473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5522832101736 + 5522832101737.

It is an arithmetic number, because the mean of its divisors is an integer number (5522832101737).

Almost surely, 2^{11045664203473} is an apocalyptic number.

It is an amenable number.

11045664203473 is a deficient number, since it is larger than the sum of its proper divisors (1).

11045664203473 is an equidigital number, since it uses as much as digits as its factorization.

11045664203473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 11045664203473 in words is "eleven trillion, forty-five billion, six hundred sixty-four million, two hundred three thousand, four hundred seventy-three".