343131343 has 8 divisors (see below), whose sum is σ = 356550656. Its totient is φ = 329859000.

The previous prime is 343131323. The next prime is 343131353.

It is a happy number.

343131343 is nontrivially palindromic in base 10.

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 343131343 - 2⁹ = 343130831 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 (343131323) 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, 31971 + ... + 41332.

It is an arithmetic number, because the mean of its divisors is an integer number (44568832).

Almost surely, 2^343131343 is an apocalyptic number.

343131343 is a deficient number, since it is larger than the sum of its proper divisors (13419313).

343131343 is a wasteful number, since it uses less digits than its factorization.

343131343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73485.

The product of its digits is 3888, while the sum is 25.

The square root of 343131343 is about 18523.8047657602. The cubic root of 343131343 is about 700.0893375774.

The spelling of 343131343 in words is "three hundred forty-three million, one hundred thirty-one thousand, three hundred forty-three".