12040125225 has 12 divisors (see below), whose sum is σ = 19906340496. Its totient is φ = 6421400080.

The previous prime is 12040125197. The next prime is 12040125277. The reversal of 12040125225 is 52252104021.

It is not a de Polignac number, because 12040125225 - 2⁸ = 12040124969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12040125195 and 12040125204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80267427 + ... + 80267576.

It is an arithmetic number, because the mean of its divisors is an integer number (1658861708).

Almost surely, 2^12040125225 is an apocalyptic number.

12040125225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12040125225 is a deficient number, since it is larger than the sum of its proper divisors (7866215271).

12040125225 is a wasteful number, since it uses less digits than its factorization.

12040125225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160535016 (or 160535011 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 12040125225 its reverse (52252104021), we get a palindrome (64292229246).

The spelling of 12040125225 in words is "twelve billion, forty million, one hundred twenty-five thousand, two hundred twenty-five".