2140341142169 has 2 divisors, whose sum is σ = 2140341142170. Its totient is φ = 2140341142168.

The previous prime is 2140341142087. The next prime is 2140341142237. The reversal of 2140341142169 is 9612411430412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1627635020944 + 512706121225 = 1275788^2 + 716035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140341142169 is a prime.

It is a super-2 number, since 2×2140341142169² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2140341142469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070170571084 + 1070170571085.

It is an arithmetic number, because the mean of its divisors is an integer number (1070170571085).

Almost surely, 2^{2140341142169} is an apocalyptic number.

It is an amenable number.

2140341142169 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140341142169 is an equidigital number, since it uses as much as digits as its factorization.

2140341142169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 2140341142169 in words is "two trillion, one hundred forty billion, three hundred forty-one million, one hundred forty-two thousand, one hundred sixty-nine".