12040425106 has 4 divisors (see below), whose sum is σ = 18060637662. Its totient is φ = 6020212552.

The previous prime is 12040424993. The next prime is 12040425107. The reversal of 12040425106 is 60152404021.

It is a happy number.

12040425106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60152404021 = 631 ⋅95328691.

It can be written as a sum of positive squares in only one way, i.e., 12006680625 + 33744481 = 109575^2 + 5809^2 .

It is a super-2 number, since 2×12040425106² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12040425107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3010106275 + ... + 3010106278.

Almost surely, 2^12040425106 is an apocalyptic number.

12040425106 is a deficient number, since it is larger than the sum of its proper divisors (6020212556).

12040425106 is an equidigital number, since it uses as much as digits as its factorization.

12040425106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6020212555.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 12040425106 its reverse (60152404021), we get a palindrome (72192829127).

The spelling of 12040425106 in words is "twelve billion, forty million, four hundred twenty-five thousand, one hundred six".