343340131 has 8 divisors (see below), whose sum is σ = 353885184. Its totient is φ = 332861760.

The previous prime is 343340099. The next prime is 343340149. The reversal of 343340131 is 131043343.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343340131 - 2⁵ = 343340099 is a prime.

It is a super-2 number, since 2×343340131² = 235764891110194322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343340171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6115 + ... + 26908.

It is an arithmetic number, because the mean of its divisors is an integer number (44235648).

Almost surely, 2^343340131 is an apocalyptic number.

343340131 is a deficient number, since it is larger than the sum of its proper divisors (10545053).

343340131 is a wasteful number, since it uses less digits than its factorization.

343340131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33341.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 343340131 is about 18529.4395759829. The cubic root of 343340131 is about 700.2313051927.

Adding to 343340131 its reverse (131043343), we get a palindrome (474383474).

The spelling of 343340131 in words is "three hundred forty-three million, three hundred forty thousand, one hundred thirty-one".