12126884925 has 24 divisors (see below), whose sum is σ = 20233739680. Its totient is φ = 6408331200.

The previous prime is 12126884899. The next prime is 12126884933. The reversal of 12126884925 is 52948862121.

12126884925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12126884925 - 2²³ = 12118496317 is a prime.

It is a super-2 number, since 2×12126884925² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 733531 + ... + 749880.

Almost surely, 2^12126884925 is an apocalyptic number.

12126884925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12126884925 is a deficient number, since it is larger than the sum of its proper divisors (8106854755).

12126884925 is a wasteful number, since it uses less digits than its factorization.

12126884925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483533 (or 1483528 counting only the distinct ones).

The product of its digits is 552960, while the sum is 48.

The spelling of 12126884925 in words is "twelve billion, one hundred twenty-six million, eight hundred eighty-four thousand, nine hundred twenty-five".