340010009 has 2 divisors, whose sum is σ = 340010010. Its totient is φ = 340010008.

The previous prime is 340010003. The next prime is 340010051. The reversal of 340010009 is 900010043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225840784 + 114169225 = 15028^2 + 10685^2 .

It is a cyclic number.

It is not a de Polignac number, because 340010009 - 2²⁰ = 338961433 is a prime.

It is not a weakly prime, because it can be changed into another prime (340010003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170005004 + 170005005.

It is an arithmetic number, because the mean of its divisors is an integer number (170005005).

Almost surely, 2^340010009 is an apocalyptic number.

It is an amenable number.

340010009 is a deficient number, since it is larger than the sum of its proper divisors (1).

340010009 is an equidigital number, since it uses as much as digits as its factorization.

340010009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 340010009 is about 18439.3603197074. The cubic root of 340010009 is about 697.9600534606.

The spelling of 340010009 in words is "three hundred forty million, ten thousand, nine".