11063863043909 has 8 divisors (see below), whose sum is σ = 11914955276280. Its totient is φ = 10212774503616.

The previous prime is 11063863043869. The next prime is 11063863043911. The reversal of 11063863043909 is 90934036836011.

It can be written as a sum of positive squares in 4 ways, for example, as 32683216225 + 11031179827684 = 180785^2 + 3321322^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11063863043909 - 2¹⁶ = 11063862978373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11063863043509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11135687 + ... + 12088475.

It is an arithmetic number, because the mean of its divisors is an integer number (1489369409535).

Almost surely, 2^{11063863043909} is an apocalyptic number.

It is an amenable number.

11063863043909 is a deficient number, since it is larger than the sum of its proper divisors (851092232371).

11063863043909 is an equidigital number, since it uses as much as digits as its factorization.

11063863043909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846039.

The product of its (nonzero) digits is 2519424, while the sum is 53.

The spelling of 11063863043909 in words is "eleven trillion, sixty-three billion, eight hundred sixty-three million, forty-three thousand, nine hundred nine".