2134403400169 has 2 divisors, whose sum is σ = 2134403400170. Its totient is φ = 2134403400168.

The previous prime is 2134403400139. The next prime is 2134403400209. The reversal of 2134403400169 is 9610043044312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2072125702144 + 62277698025 = 1439488^2 + 249555^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134403400169 - 2¹¹ = 2134403398121 is a prime.

It is a super-2 number, since 2×2134403400169² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2134403400109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067201700084 + 1067201700085.

It is an arithmetic number, because the mean of its divisors is an integer number (1067201700085).

Almost surely, 2^{2134403400169} is an apocalyptic number.

It is an amenable number.

2134403400169 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134403400169 is an equidigital number, since it uses as much as digits as its factorization.

2134403400169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 2134403400169 in words is "two trillion, one hundred thirty-four billion, four hundred three million, four hundred thousand, one hundred sixty-nine".