12035565103 has 4 divisors (see below), whose sum is σ = 12035788408. Its totient is φ = 12035341800.

The previous prime is 12035565077. The next prime is 12035565151. The reversal of 12035565103 is 30156553021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12035565103 - 2¹⁷ = 12035434031 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 (12035565163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24700 + ... + 157102.

It is an arithmetic number, because the mean of its divisors is an integer number (3008947102).

Almost surely, 2^12035565103 is an apocalyptic number.

12035565103 is a deficient number, since it is larger than the sum of its proper divisors (223305).

12035565103 is an equidigital number, since it uses as much as digits as its factorization.

12035565103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223304.

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 12035565103 in words is "twelve billion, thirty-five million, five hundred sixty-five thousand, one hundred three".