12133672049 has 2 divisors, whose sum is σ = 12133672050. Its totient is φ = 12133672048.

The previous prime is 12133672027. The next prime is 12133672063. The reversal of 12133672049 is 94027633121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11308833649 + 824838400 = 106343^2 + 28720^2 .

It is an emirp because it is prime and its reverse (94027633121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12133672049 - 2²⁰ = 12132623473 is a prime.

It is not a weakly prime, because it can be changed into another prime (12133672009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6066836024 + 6066836025.

It is an arithmetic number, because the mean of its divisors is an integer number (6066836025).

Almost surely, 2^12133672049 is an apocalyptic number.

It is an amenable number.

12133672049 is a deficient number, since it is larger than the sum of its proper divisors (1).

12133672049 is an equidigital number, since it uses as much as digits as its factorization.

12133672049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 12133672049 in words is "twelve billion, one hundred thirty-three million, six hundred seventy-two thousand, forty-nine".