2134355242309 has 2 divisors, whose sum is σ = 2134355242310. Its totient is φ = 2134355242308.

The previous prime is 2134355242297. The next prime is 2134355242333. The reversal of 2134355242309 is 9032425534312.

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., 2121523337025 + 12831905284 = 1456545^2 + 113278^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134355242309 - 2⁷ = 2134355242181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2134355242399) 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, 1067177621154 + 1067177621155.

It is an arithmetic number, because the mean of its divisors is an integer number (1067177621155).

Almost surely, 2^{2134355242309} is an apocalyptic number.

It is an amenable number.

2134355242309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134355242309 is an equidigital number, since it uses as much as digits as its factorization.

2134355242309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 2134355242309 in words is "two trillion, one hundred thirty-four billion, three hundred fifty-five million, two hundred forty-two thousand, three hundred nine".