343113231 has 16 divisors (see below), whose sum is σ = 465629184. Its totient is φ = 224689344.

The previous prime is 343113217. The next prime is 343113269. The reversal of 343113231 is 132311343.

It is not a de Polignac number, because 343113231 - 2⁶ = 343113167 is a prime.

It is a super-2 number, since 2×343113231² = 235453378574518722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343113198 and 343113207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343113131) 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 in 15 ways as a sum of consecutive naturals, for example, 74755 + ... + 79211.

It is an arithmetic number, because the mean of its divisors is an integer number (29101824).

Almost surely, 2^343113231 is an apocalyptic number.

343113231 is a deficient number, since it is larger than the sum of its proper divisors (122515953).

343113231 is a wasteful number, since it uses less digits than its factorization.

343113231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4910.

The product of its digits is 648, while the sum is 21.

The square root of 343113231 is about 18523.3158748643. The cubic root of 343113231 is about 700.0770194166.

Adding to 343113231 its reverse (132311343), we get a palindrome (475424574).

The spelling of 343113231 in words is "three hundred forty-three million, one hundred thirteen thousand, two hundred thirty-one".