343340139 has 16 divisors (see below), whose sum is σ = 460978560. Its totient is φ = 227304000.

The previous prime is 343340099. The next prime is 343340149. The reversal of 343340139 is 931043343.

It is not a de Polignac number, because 343340139 - 2⁹ = 343339627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343340149) 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 15 ways as a sum of consecutive naturals, for example, 464232 + ... + 464970.

It is an arithmetic number, because the mean of its divisors is an integer number (28811160).

Almost surely, 2^343340139 is an apocalyptic number.

343340139 is a deficient number, since it is larger than the sum of its proper divisors (117638421).

343340139 is a wasteful number, since it uses less digits than its factorization.

343340139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610.

The product of its (nonzero) digits is 11664, while the sum is 30.

The square root of 343340139 is about 18529.4397918556. The cubic root of 343340139 is about 700.2313106313.

The spelling of 343340139 in words is "three hundred forty-three million, three hundred forty thousand, one hundred thirty-nine".