343310131 has 2 divisors, whose sum is σ = 343310132. Its totient is φ = 343310130.

The previous prime is 343310129. The next prime is 343310239. The reversal of 343310131 is 131013343.

It is a weak prime.

It is an emirp because it is prime and its reverse (131013343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343310131 - 2¹ = 343310129 is a prime.

It is a super-2 number, since 2×343310131² = 235723692094474322, which contains 22 as substring.

Together with 343310129, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 343310099 and 343310108.

It is not a weakly prime, because it can be changed into another prime (343310831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171655065 + 171655066.

It is an arithmetic number, because the mean of its divisors is an integer number (171655066).

Almost surely, 2^343310131 is an apocalyptic number.

343310131 is a deficient number, since it is larger than the sum of its proper divisors (1).

343310131 is an equidigital number, since it uses as much as digits as its factorization.

343310131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 343310131 is about 18528.6300357042. The cubic root of 343310131 is about 700.2109099159.

Adding to 343310131 its reverse (131013343), we get a palindrome (474323474).

The spelling of 343310131 in words is "three hundred forty-three million, three hundred ten thousand, one hundred thirty-one".