2162135140309 has 2 divisors, whose sum is σ = 2162135140310. Its totient is φ = 2162135140308.

The previous prime is 2162135140279. The next prime is 2162135140331. The reversal of 2162135140309 is 9030415312612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1805610312900 + 356524827409 = 1343730^2 + 597097^2 .

It is a cyclic number.

It is not a de Polignac number, because 2162135140309 - 2¹⁹ = 2162134616021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2162135140409) 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, 1081067570154 + 1081067570155.

It is an arithmetic number, because the mean of its divisors is an integer number (1081067570155).

Almost surely, 2^{2162135140309} is an apocalyptic number.

It is an amenable number.

2162135140309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2162135140309 is an equidigital number, since it uses as much as digits as its factorization.

2162135140309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 2162135140309 in words is "two trillion, one hundred sixty-two billion, one hundred thirty-five million, one hundred forty thousand, three hundred nine".