1424222171 has 2 divisors, whose sum is σ = 1424222172. Its totient is φ = 1424222170.

The previous prime is 1424222147. The next prime is 1424222179. The reversal of 1424222171 is 1712224241.

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-1424222171 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1424222171.

It is not a weakly prime, because it can be changed into another prime (1424222179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712111085 + 712111086.

It is an arithmetic number, because the mean of its divisors is an integer number (712111086).

Almost surely, 2^1424222171 is an apocalyptic number.

1424222171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424222171 is an equidigital number, since it uses as much as digits as its factorization.

1424222171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1792, while the sum is 26.

The square root of 1424222171 is about 37738.8681732773. The cubic root of 1424222171 is about 1125.1037720901.

The spelling of 1424222171 in words is "one billion, four hundred twenty-four million, two hundred twenty-two thousand, one hundred seventy-one".