340342711 has 4 divisors (see below), whose sum is σ = 343523592. Its totient is φ = 337161832.

The previous prime is 340342699. The next prime is 340342747. The reversal of 340342711 is 117243043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340342711 - 2⁵ = 340342679 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 (340343711) 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, 1590280 + ... + 1590493.

It is an arithmetic number, because the mean of its divisors is an integer number (85880898).

Almost surely, 2^340342711 is an apocalyptic number.

340342711 is a deficient number, since it is larger than the sum of its proper divisors (3180881).

340342711 is a wasteful number, since it uses less digits than its factorization.

340342711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3180880.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 340342711 is about 18448.3796307426. The cubic root of 340342711 is about 698.1876320614.

Adding to 340342711 its reverse (117243043), we get a palindrome (457585754).

The spelling of 340342711 in words is "three hundred forty million, three hundred forty-two thousand, seven hundred eleven".