1424325209 has 4 divisors (see below), whose sum is σ = 1486252416. Its totient is φ = 1362398004.

The previous prime is 1424325191. The next prime is 1424325223. The reversal of 1424325209 is 9025234241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9025234241 = 6703 ⋅1346447.

It is a cyclic number.

It is not a de Polignac number, because 1424325209 - 2¹⁶ = 1424259673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1424325239) 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 in 3 ways as a sum of consecutive naturals, for example, 30963569 + ... + 30963614.

It is an arithmetic number, because the mean of its divisors is an integer number (371563104).

Almost surely, 2^1424325209 is an apocalyptic number.

It is an amenable number.

1424325209 is a deficient number, since it is larger than the sum of its proper divisors (61927207).

1424325209 is an equidigital number, since it uses as much as digits as its factorization.

1424325209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61927206.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1424325209 is about 37740.2332928666. The cubic root of 1424325209 is about 1125.1309040103.

The spelling of 1424325209 in words is "one billion, four hundred twenty-four million, three hundred twenty-five thousand, two hundred nine".