1424043449 has 2 divisors, whose sum is σ = 1424043450. Its totient is φ = 1424043448.

The previous prime is 1424043281. The next prime is 1424043451. The reversal of 1424043449 is 9443404241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1405725049 + 18318400 = 37493^2 + 4280^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424043449 - 2²⁴ = 1407266233 is a prime.

Together with 1424043451, 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 (1424043479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712021724 + 712021725.

It is an arithmetic number, because the mean of its divisors is an integer number (712021725).

Almost surely, 2^1424043449 is an apocalyptic number.

It is an amenable number.

1424043449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424043449 is an equidigital number, since it uses as much as digits as its factorization.

1424043449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 1424043449 is about 37736.5002219337. The cubic root of 1424043449 is about 1125.0567079892.

The spelling of 1424043449 in words is "one billion, four hundred twenty-four million, forty-three thousand, four hundred forty-nine".