12541214429 has 2 divisors, whose sum is σ = 12541214430. Its totient is φ = 12541214428.

The previous prime is 12541214383. The next prime is 12541214431. The reversal of 12541214429 is 92441214521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9318040900 + 3223173529 = 96530^2 + 56773^2 .

It is an emirp because it is prime and its reverse (92441214521) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12541214429 is a prime.

It is a Sophie Germain prime.

Together with 12541214431, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12541214489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6270607214 + 6270607215.

It is an arithmetic number, because the mean of its divisors is an integer number (6270607215).

Almost surely, 2^12541214429 is an apocalyptic number.

It is an amenable number.

12541214429 is a deficient number, since it is larger than the sum of its proper divisors (1).

12541214429 is an equidigital number, since it uses as much as digits as its factorization.

12541214429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The spelling of 12541214429 in words is "twelve billion, five hundred forty-one million, two hundred fourteen thousand, four hundred twenty-nine".