1424224309 has 2 divisors, whose sum is σ = 1424224310. Its totient is φ = 1424224308.

The previous prime is 1424224301. The next prime is 1424224327. The reversal of 1424224309 is 9034224241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1274847025 + 149377284 = 35705^2 + 12222^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424224309 - 2³ = 1424224301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1424224301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712112154 + 712112155.

It is an arithmetic number, because the mean of its divisors is an integer number (712112155).

Almost surely, 2^1424224309 is an apocalyptic number.

It is an amenable number.

1424224309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424224309 is an equidigital number, since it uses as much as digits as its factorization.

1424224309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 1424224309 is about 37738.8964995004. The cubic root of 1424224309 is about 1125.1043350806.

The spelling of 1424224309 in words is "one billion, four hundred twenty-four million, two hundred twenty-four thousand, three hundred nine".