340911 has 6 divisors (see below), whose sum is σ = 492440. Its totient is φ = 227268.

The previous prime is 340909. The next prime is 340913. The reversal of 340911 is 119043.

It is an interprime number because it is at equal distance from previous prime (340909) and next prime (340913).

It is not a de Polignac number, because 340911 - 2¹ = 340909 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 (340913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18931 + ... + 18948.

2³⁴⁰⁹¹¹ is an apocalyptic number.

340911 is a deficient number, since it is larger than the sum of its proper divisors (151529).

340911 is a wasteful number, since it uses less digits than its factorization.

340911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37885 (or 37882 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 340911 is about 583.8758429666. The cubic root of 340911 is about 69.8576016774.

Adding to 340911 its reverse (119043), we get a palindrome (459954).

The spelling of 340911 in words is "three hundred forty thousand, nine hundred eleven".