12194148133 has 2 divisors, whose sum is σ = 12194148134. Its totient is φ = 12194148132.

The previous prime is 12194148089. The next prime is 12194148191. The reversal of 12194148133 is 33184149121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10715976324 + 1478171809 = 103518^2 + 38447^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12194148133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12194148092 and 12194148101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12194118133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6097074066 + 6097074067.

It is an arithmetic number, because the mean of its divisors is an integer number (6097074067).

Almost surely, 2^12194148133 is an apocalyptic number.

It is an amenable number.

12194148133 is a deficient number, since it is larger than the sum of its proper divisors (1).

12194148133 is an equidigital number, since it uses as much as digits as its factorization.

12194148133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 37.

The spelling of 12194148133 in words is "twelve billion, one hundred ninety-four million, one hundred forty-eight thousand, one hundred thirty-three".