422152163 has 2 divisors, whose sum is σ = 422152164. Its totient is φ = 422152162.

The previous prime is 422152123. The next prime is 422152169. The reversal of 422152163 is 361251224.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422152163 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (422152169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211076081 + 211076082.

It is an arithmetic number, because the mean of its divisors is an integer number (211076082).

Almost surely, 2^422152163 is an apocalyptic number.

422152163 is a deficient number, since it is larger than the sum of its proper divisors (1).

422152163 is an equidigital number, since it uses as much as digits as its factorization.

422152163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 26.

The square root of 422152163 is about 20546.3418398507. The cubic root of 422152163 is about 750.1642087854.

The spelling of 422152163 in words is "four hundred twenty-two million, one hundred fifty-two thousand, one hundred sixty-three".