1173424009 has 2 divisors, whose sum is σ = 1173424010. Its totient is φ = 1173424008.

The previous prime is 1173424003. The next prime is 1173424019. The reversal of 1173424009 is 9004243711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1115359609 + 58064400 = 33397^2 + 7620^2 .

It is a cyclic number.

It is not a de Polignac number, because 1173424009 - 2⁹ = 1173423497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1173424003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586712004 + 586712005.

It is an arithmetic number, because the mean of its divisors is an integer number (586712005).

Almost surely, 2^1173424009 is an apocalyptic number.

It is an amenable number.

1173424009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1173424009 is an equidigital number, since it uses as much as digits as its factorization.

1173424009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1173424009 is about 34255.2770971131. The cubic root of 1173424009 is about 1054.7551550282.

The spelling of 1173424009 in words is "one billion, one hundred seventy-three million, four hundred twenty-four thousand, nine".