12040024133 has 4 divisors (see below), whose sum is σ = 12150483180. Its totient is φ = 11929565088.

The previous prime is 12040024127. The next prime is 12040024159. The reversal of 12040024133 is 33142004021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8381951809 + 3658072324 = 91553^2 + 60482^2 .

It is a cyclic number.

It is not a de Polignac number, because 12040024133 - 2⁶ = 12040024069 is a prime.

It is a super-2 number, since 2×12040024133² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12040024103) 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, 55229360 + ... + 55229577.

It is an arithmetic number, because the mean of its divisors is an integer number (3037620795).

Almost surely, 2^12040024133 is an apocalyptic number.

It is an amenable number.

12040024133 is a deficient number, since it is larger than the sum of its proper divisors (110459047).

12040024133 is a wasteful number, since it uses less digits than its factorization.

12040024133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110459046.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12040024133 its reverse (33142004021), we get a palindrome (45182028154).

The spelling of 12040024133 in words is "twelve billion, forty million, twenty-four thousand, one hundred thirty-three".