2134231967893 has 2 divisors, whose sum is σ = 2134231967894. Its totient is φ = 2134231967892.

The previous prime is 2134231967869. The next prime is 2134231967921. The reversal of 2134231967893 is 3987691324312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1255695054084 + 878536913809 = 1120578^2 + 937303^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134231967893 - 2³³ = 2125642033301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2134231967293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067115983946 + 1067115983947.

It is an arithmetic number, because the mean of its divisors is an integer number (1067115983947).

Almost surely, 2^{2134231967893} is an apocalyptic number.

It is an amenable number.

2134231967893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134231967893 is an equidigital number, since it uses as much as digits as its factorization.

2134231967893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 58.

The spelling of 2134231967893 in words is "two trillion, one hundred thirty-four billion, two hundred thirty-one million, nine hundred sixty-seven thousand, eight hundred ninety-three".