1896915332171 has 2 divisors, whose sum is σ = 1896915332172. Its totient is φ = 1896915332170.

The previous prime is 1896915332131. The next prime is 1896915332183. The reversal of 1896915332171 is 1712335196981.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1896915332171 - 2³⁸ = 1622037425227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1896915332131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 948457666085 + 948457666086.

It is an arithmetic number, because the mean of its divisors is an integer number (948457666086).

Almost surely, 2^{1896915332171} is an apocalyptic number.

1896915332171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1896915332171 is an equidigital number, since it uses as much as digits as its factorization.

1896915332171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 56.

The spelling of 1896915332171 in words is "one trillion, eight hundred ninety-six billion, nine hundred fifteen million, three hundred thirty-two thousand, one hundred seventy-one".