343140011 has 4 divisors (see below), whose sum is σ = 347274312. Its totient is φ = 339005712.

The previous prime is 343139989. The next prime is 343140037. The reversal of 343140011 is 110041343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110041343 = 43 ⋅2559101.

It is a cyclic number.

It is not a de Polignac number, because 343140011 - 2¹⁰ = 343138987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343140911) 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 3 ways as a sum of consecutive naturals, for example, 2067026 + ... + 2067191.

It is an arithmetic number, because the mean of its divisors is an integer number (86818578).

Almost surely, 2^343140011 is an apocalyptic number.

343140011 is a deficient number, since it is larger than the sum of its proper divisors (4134301).

343140011 is an equidigital number, since it uses as much as digits as its factorization.

343140011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134300.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 343140011 is about 18524.0387334944. The cubic root of 343140011 is about 700.0952326216.

Adding to 343140011 its reverse (110041343), we get a palindrome (453181354).

The spelling of 343140011 in words is "three hundred forty-three million, one hundred forty thousand, eleven".