12012024149 has 2 divisors, whose sum is σ = 12012024150. Its totient is φ = 12012024148.

The previous prime is 12012024121. The next prime is 12012024151. The reversal of 12012024149 is 94142021021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11687772100 + 324252049 = 108110^2 + 18007^2 .

It is a cyclic number.

It is not a de Polignac number, because 12012024149 - 2¹⁶ = 12011958613 is a prime.

It is a Sophie Germain prime.

Together with 12012024151, 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 (12012027149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006012074 + 6006012075.

It is an arithmetic number, because the mean of its divisors is an integer number (6006012075).

Almost surely, 2^12012024149 is an apocalyptic number.

It is an amenable number.

12012024149 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012024149 is an equidigital number, since it uses as much as digits as its factorization.

12012024149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 12012024149 in words is "twelve billion, twelve million, twenty-four thousand, one hundred forty-nine".