343411603 has 4 divisors (see below), whose sum is σ = 343665288. Its totient is φ = 343157920.

The previous prime is 343411589. The next prime is 343411609. The reversal of 343411603 is 306114343.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343411603 - 2⁵ = 343411571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343411609) 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 3 ways as a sum of consecutive naturals, for example, 124801 + ... + 127522.

It is an arithmetic number, because the mean of its divisors is an integer number (85916322).

Almost surely, 2^343411603 is an apocalyptic number.

343411603 is a deficient number, since it is larger than the sum of its proper divisors (253685).

343411603 is a wasteful number, since it uses less digits than its factorization.

343411603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253684.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 343411603 is about 18531.3680822545. The cubic root of 343411603 is about 700.2798901138.

Adding to 343411603 its reverse (306114343), we get a palindrome (649525946).

The spelling of 343411603 in words is "three hundred forty-three million, four hundred eleven thousand, six hundred three".