9430009 has 2 divisors, whose sum is σ = 9430010. Its totient is φ = 9430008.

The previous prime is 9429997. The next prime is 9430021. The reversal of 9430009 is 9000349.

It is a balanced prime because it is at equal distance from previous prime (9429997) and next prime (9430021).

It can be written as a sum of positive squares in only one way, i.e., 7812025 + 1617984 = 2795^2 + 1272^2 .

It is an emirp because it is prime and its reverse (9000349) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9430009 - 2⁷ = 9429881 is a prime.

It is not a weakly prime, because it can be changed into another prime (9433009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4715004 + 4715005.

It is an arithmetic number, because the mean of its divisors is an integer number (4715005).

Almost surely, 2^9430009 is an apocalyptic number.

It is an amenable number.

9430009 is a deficient number, since it is larger than the sum of its proper divisors (1).

9430009 is an equidigital number, since it uses as much as digits as its factorization.

9430009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 9430009 is about 3070.8319719581. The cubic root of 9430009 is about 211.2697746506.

It can be divided in two parts, 94 and 30009, that added together give a palindrome (30103).

The spelling of 9430009 in words is "nine million, four hundred thirty thousand, nine".