12003535053 has 6 divisors (see below), whose sum is σ = 17338439534. Its totient is φ = 8002356696.

The previous prime is 12003535001. The next prime is 12003535069. The reversal of 12003535053 is 35053530021.

12003535053 is a `hidden beast` number, since 120 + 0 + 3 + 535 + 0 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8851610889 + 3151924164 = 94083^2 + 56142^2 .

It is not a de Polignac number, because 12003535053 - 2²⁴ = 11986757837 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 (12003533053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 666863050 + ... + 666863067.

Almost surely, 2^12003535053 is an apocalyptic number.

It is an amenable number.

12003535053 is a deficient number, since it is larger than the sum of its proper divisors (5334904481).

12003535053 is a wasteful number, since it uses less digits than its factorization.

12003535053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333726123 (or 1333726120 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The spelling of 12003535053 in words is "twelve billion, three million, five hundred thirty-five thousand, fifty-three".