1424217269 has 2 divisors, whose sum is σ = 1424217270. Its totient is φ = 1424217268.

The previous prime is 1424217241. The next prime is 1424217271. The reversal of 1424217269 is 9627124241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1286154769 + 138062500 = 35863^2 + 11750^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424217269 - 2¹² = 1424213173 is a prime.

It is a super-2 number, since 2×1424217269² = 4056789658635636722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1424217271, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1424217229) 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, 712108634 + 712108635.

It is an arithmetic number, because the mean of its divisors is an integer number (712108635).

Almost surely, 2^1424217269 is an apocalyptic number.

It is an amenable number.

1424217269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424217269 is an equidigital number, since it uses as much as digits as its factorization.

1424217269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 1424217269 is about 37738.8032269175. The cubic root of 1424217269 is about 1125.1024812651.

The spelling of 1424217269 in words is "one billion, four hundred twenty-four million, two hundred seventeen thousand, two hundred sixty-nine".