343133121 has 4 divisors (see below), whose sum is σ = 457510832. Its totient is φ = 228755412.

The previous prime is 343133101. The next prime is 343133173. The reversal of 343133121 is 121331343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 343133121 - 2¹¹ = 343131073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343133101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57188851 + ... + 57188856.

It is an arithmetic number, because the mean of its divisors is an integer number (114377708).

Almost surely, 2^343133121 is an apocalyptic number.

It is an amenable number.

343133121 is a deficient number, since it is larger than the sum of its proper divisors (114377711).

343133121 is a wasteful number, since it uses less digits than its factorization.

343133121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114377710.

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

The square root of 343133121 is about 18523.8527579983. The cubic root of 343133121 is about 700.0905467904.

Adding to 343133121 its reverse (121331343), we get a palindrome (464464464).

The spelling of 343133121 in words is "three hundred forty-three million, one hundred thirty-three thousand, one hundred twenty-one".