343061813 has 16 divisors (see below), whose sum is σ = 365904000. Its totient is φ = 320939520.

The previous prime is 343061773. The next prime is 343061833. The reversal of 343061813 is 318160343.

It is a cyclic number.

It is not a de Polignac number, because 343061813 - 2⁶ = 343061749 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 (343061833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326513 + ... + 327561.

It is an arithmetic number, because the mean of its divisors is an integer number (22869000).

Almost surely, 2^343061813 is an apocalyptic number.

It is an amenable number.

343061813 is a deficient number, since it is larger than the sum of its proper divisors (22842187).

343061813 is a wasteful number, since it uses less digits than its factorization.

343061813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 343061813 is about 18521.9278964151. The cubic root of 343061813 is about 700.0420471342.

The spelling of 343061813 in words is "three hundred forty-three million, sixty-one thousand, eight hundred thirteen".