343413605 has 4 divisors (see below), whose sum is σ = 412096332. Its totient is φ = 274730880.

The previous prime is 343413601. The next prime is 343413641. The reversal of 343413605 is 506314343.

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

It can be written as a sum of positive squares in 2 ways, for example, as 52983841 + 290429764 = 7279^2 + 17042^2 .

It is not a de Polignac number, because 343413605 - 2² = 343413601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343413601) 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, 34341356 + ... + 34341365.

It is an arithmetic number, because the mean of its divisors is an integer number (103024083).

Almost surely, 2^343413605 is an apocalyptic number.

It is an amenable number.

343413605 is a deficient number, since it is larger than the sum of its proper divisors (68682727).

343413605 is an equidigital number, since it uses as much as digits as its factorization.

343413605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68682726.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 343413605 is about 18531.4220986950. The cubic root of 343413605 is about 700.2812509275.

Adding to 343413605 its reverse (506314343), we get a palindrome (849727948).

The spelling of 343413605 in words is "three hundred forty-three million, four hundred thirteen thousand, six hundred five".