2043145171 has 2 divisors, whose sum is σ = 2043145172. Its totient is φ = 2043145170.

The previous prime is 2043145147. The next prime is 2043145229. The reversal of 2043145171 is 1715413402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2043145171 - 2¹⁵ = 2043112403 is a prime.

It is not a weakly prime, because it can be changed into another prime (2043145141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021572585 + 1021572586.

It is an arithmetic number, because the mean of its divisors is an integer number (1021572586).

Almost surely, 2^2043145171 is an apocalyptic number.

2043145171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043145171 is an equidigital number, since it uses as much as digits as its factorization.

2043145171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 2043145171 is about 45201.1633810458. The cubic root of 2043145171 is about 1268.9165892024.

Adding to 2043145171 its reverse (1715413402), we get a palindrome (3758558573).

The spelling of 2043145171 in words is "two billion, forty-three million, one hundred forty-five thousand, one hundred seventy-one".