340012003 has 2 divisors, whose sum is σ = 340012004. Its totient is φ = 340012002.

The previous prime is 340011989. The next prime is 340012031. The reversal of 340012003 is 300210043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340012003 - 2²¹ = 337914851 is a prime.

It is not a weakly prime, because it can be changed into another prime (340012033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170006001 + 170006002.

It is an arithmetic number, because the mean of its divisors is an integer number (170006002).

Almost surely, 2^340012003 is an apocalyptic number.

340012003 is a deficient number, since it is larger than the sum of its proper divisors (1).

340012003 is an equidigital number, since it uses as much as digits as its factorization.

340012003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 340012003 is about 18439.4143887489. The cubic root of 340012003 is about 697.9614178612.

Adding to 340012003 its reverse (300210043), we get a palindrome (640222046).

The spelling of 340012003 in words is "three hundred forty million, twelve thousand, three".