343640011 has 8 divisors (see below), whose sum is σ = 403717104. Its totient is φ = 288369120.

The previous prime is 343640009. The next prime is 343640027. The reversal of 343640011 is 110046343.

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

It is not a de Polignac number, because 343640011 - 2¹ = 343640009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343640081) 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 7 ways as a sum of consecutive naturals, for example, 1201396 + ... + 1201681.

It is an arithmetic number, because the mean of its divisors is an integer number (50464638).

Almost surely, 2^343640011 is an apocalyptic number.

343640011 is a deficient number, since it is larger than the sum of its proper divisors (60077093).

343640011 is a wasteful number, since it uses less digits than its factorization.

343640011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403101.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 343640011 is about 18537.5297976834. The cubic root of 343640011 is about 700.4351111171.

Adding to 343640011 its reverse (110046343), we get a palindrome (453686354).

The spelling of 343640011 in words is "three hundred forty-three million, six hundred forty thousand, eleven".