12033542403 has 48 divisors (see below), whose sum is σ = 18431736960. Its totient is φ = 7544275200.

The previous prime is 12033542401. The next prime is 12033542413. The reversal of 12033542403 is 30424533021.

12033542403 is a `hidden beast` number, since 1 + 203 + 3 + 54 + 2 + 403 = 666.

It is not a de Polignac number, because 12033542403 - 2¹ = 12033542401 is a prime.

It is a super-2 number, since 2×12033542403² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12033542401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24507988 + ... + 24508478.

It is an arithmetic number, because the mean of its divisors is an integer number (383994520).

Almost surely, 2^12033542403 is an apocalyptic number.

12033542403 is a deficient number, since it is larger than the sum of its proper divisors (6398194557).

12033542403 is a wasteful number, since it uses less digits than its factorization.

12033542403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280 (or 1277 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The spelling of 12033542403 in words is "twelve billion, thirty-three million, five hundred forty-two thousand, four hundred three".