12140025449 has 2 divisors, whose sum is σ = 12140025450. Its totient is φ = 12140025448.

The previous prime is 12140025323. The next prime is 12140025451. The reversal of 12140025449 is 94452004121.

12140025449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11792874025 + 347151424 = 108595^2 + 18632^2 .

It is a cyclic number.

It is not a de Polignac number, because 12140025449 - 2¹² = 12140021353 is a prime.

Together with 12140025451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12140025949) 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, 6070012724 + 6070012725.

It is an arithmetic number, because the mean of its divisors is an integer number (6070012725).

Almost surely, 2^12140025449 is an apocalyptic number.

It is an amenable number.

12140025449 is a deficient number, since it is larger than the sum of its proper divisors (1).

12140025449 is an equidigital number, since it uses as much as digits as its factorization.

12140025449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 12140025449 in words is "twelve billion, one hundred forty million, twenty-five thousand, four hundred forty-nine".