343120003 has 8 divisors (see below), whose sum is σ = 361387008. Its totient is φ = 325132104.

The previous prime is 343119983. The next prime is 343120051. The reversal of 343120003 is 300021343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343120003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343120073) 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 in 7 ways as a sum of consecutive naturals, for example, 67251 + ... + 72172.

It is an arithmetic number, because the mean of its divisors is an integer number (45173376).

Almost surely, 2^343120003 is an apocalyptic number.

343120003 is a deficient number, since it is larger than the sum of its proper divisors (18267005).

343120003 is a wasteful number, since it uses less digits than its factorization.

343120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139553.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 343120003 is about 18523.4986706076. The cubic root of 343120003 is about 700.0816251754.

Adding to 343120003 its reverse (300021343), we get a palindrome (643141346).

The spelling of 343120003 in words is "three hundred forty-three million, one hundred twenty thousand, three".