1448422169 has 2 divisors, whose sum is σ = 1448422170. Its totient is φ = 1448422168.

The previous prime is 1448422163. The next prime is 1448422177. The reversal of 1448422169 is 9612248441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1307762569 + 140659600 = 36163^2 + 11860^2 .

It is an emirp because it is prime and its reverse (9612248441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1448422169 is a prime.

It is a super-2 number, since 2×1448422169² = 4195853559301329122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1448422163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724211084 + 724211085.

It is an arithmetic number, because the mean of its divisors is an integer number (724211085).

Almost surely, 2^1448422169 is an apocalyptic number.

It is an amenable number.

1448422169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1448422169 is an equidigital number, since it uses as much as digits as its factorization.

1448422169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 41.

The square root of 1448422169 is about 38058.1419541207. The cubic root of 1448422169 is about 1131.4405021545.

The spelling of 1448422169 in words is "one billion, four hundred forty-eight million, four hundred twenty-two thousand, one hundred sixty-nine".