6999340003 has 2 divisors, whose sum is σ = 6999340004. Its totient is φ = 6999340002.

The previous prime is 6999339989. The next prime is 6999340021. The reversal of 6999340003 is 3000439996.

It is a happy number.

6999340003 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6999340003 - 2¹³ = 6999331811 is a prime.

It is a super-4 number, since 4×6999340003⁴ (a number of 40 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (6999340043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3499670001 + 3499670002.

It is an arithmetic number, because the mean of its divisors is an integer number (3499670002).

Almost surely, 2^6999340003 is an apocalyptic number.

6999340003 is a deficient number, since it is larger than the sum of its proper divisors (1).

6999340003 is an equidigital number, since it uses as much as digits as its factorization.

6999340003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 6999340003 is about 83662.0583239499. The cubic root of 6999340003 is about 1912.8710604618.

Adding to 6999340003 its reverse (3000439996), we get a palindrome (9999779999).

The spelling of 6999340003 in words is "six billion, nine hundred ninety-nine million, three hundred forty thousand, three".