1046642171 has 2 divisors, whose sum is σ = 1046642172. Its totient is φ = 1046642170.

The previous prime is 1046642153. The next prime is 1046642173. The reversal of 1046642171 is 1712466401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1046642171 - 2¹⁰ = 1046641147 is a prime.

Together with 1046642173, 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 (1046642173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523321085 + 523321086.

It is an arithmetic number, because the mean of its divisors is an integer number (523321086).

Almost surely, 2^1046642171 is an apocalyptic number.

1046642171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046642171 is an equidigital number, since it uses as much as digits as its factorization.

1046642171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1046642171 is about 32351.8495761834. The cubic root of 1046642171 is about 1015.3117442122.

The spelling of 1046642171 in words is "one billion, forty-six million, six hundred forty-two thousand, one hundred seventy-one".