1814419296149 has 2 divisors, whose sum is σ = 1814419296150. Its totient is φ = 1814419296148.

The previous prime is 1814419296121. The next prime is 1814419296163. The reversal of 1814419296149 is 9416929144181.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1808333736049 + 6085560100 = 1344743^2 + 78010^2 .

It is a cyclic number.

It is not a de Polignac number, because 1814419296149 - 2²⁰ = 1814418247573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1814419796149) 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, 907209648074 + 907209648075.

It is an arithmetic number, because the mean of its divisors is an integer number (907209648075).

Almost surely, 2^{1814419296149} is an apocalyptic number.

It is an amenable number.

1814419296149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1814419296149 is an equidigital number, since it uses as much as digits as its factorization.

1814419296149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 59.

The spelling of 1814419296149 in words is "one trillion, eight hundred fourteen billion, four hundred nineteen million, two hundred ninety-six thousand, one hundred forty-nine".