12141436661 has 2 divisors, whose sum is σ = 12141436662. Its totient is φ = 12141436660.

The previous prime is 12141436607. The next prime is 12141436663. The reversal of 12141436661 is 16663414121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11713732900 + 427703761 = 108230^2 + 20681^2 .

It is a cyclic number.

It is not a de Polignac number, because 12141436661 - 2⁶ = 12141436597 is a prime.

Together with 12141436663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12141436663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6070718330 + 6070718331.

It is an arithmetic number, because the mean of its divisors is an integer number (6070718331).

Almost surely, 2^12141436661 is an apocalyptic number.

It is an amenable number.

12141436661 is a deficient number, since it is larger than the sum of its proper divisors (1).

12141436661 is an equidigital number, since it uses as much as digits as its factorization.

12141436661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The spelling of 12141436661 in words is "twelve billion, one hundred forty-one million, four hundred thirty-six thousand, six hundred sixty-one".