340342011 has 6 divisors (see below), whose sum is σ = 491605140. Its totient is φ = 226894668.

The previous prime is 340342007. The next prime is 340342027. The reversal of 340342011 is 110243043.

It is not a de Polignac number, because 340342011 - 2² = 340342007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340341011) 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, 18907881 + ... + 18907898.

It is an arithmetic number, because the mean of its divisors is an integer number (81934190).

Almost surely, 2^340342011 is an apocalyptic number.

340342011 is a deficient number, since it is larger than the sum of its proper divisors (151263129).

340342011 is a wasteful number, since it uses less digits than its factorization.

340342011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37815785 (or 37815782 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 340342011 is about 18448.3606588770. The cubic root of 340342011 is about 698.1871533951.

Adding to 340342011 its reverse (110243043), we get a palindrome (450585054).

The spelling of 340342011 in words is "three hundred forty million, three hundred forty-two thousand, eleven".