2134442171 has 2 divisors, whose sum is σ = 2134442172. Its totient is φ = 2134442170.

The previous prime is 2134442147. The next prime is 2134442173. The reversal of 2134442171 is 1712444312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2134442171 is a prime.

It is a Sophie Germain prime.

Together with 2134442173, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2134442173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067221085 + 1067221086.

It is an arithmetic number, because the mean of its divisors is an integer number (1067221086).

Almost surely, 2^2134442171 is an apocalyptic number.

2134442171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134442171 is an equidigital number, since it uses as much as digits as its factorization.

2134442171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 29.

The square root of 2134442171 is about 46200.0234956650. The cubic root of 2134442171 is about 1287.5421764673.

Adding to 2134442171 its reverse (1712444312), we get a palindrome (3846886483).

The spelling of 2134442171 in words is "two billion, one hundred thirty-four million, four hundred forty-two thousand, one hundred seventy-one".