2340243111 has 4 divisors (see below), whose sum is σ = 3120324152. Its totient is φ = 1560162072.

The previous prime is 2340243109. The next prime is 2340243119. The reversal of 2340243111 is 1113420432.

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

It is not a de Polignac number, because 2340243111 - 2¹ = 2340243109 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 (2340243119) 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, 390040516 + ... + 390040521.

It is an arithmetic number, because the mean of its divisors is an integer number (780081038).

Almost surely, 2^2340243111 is an apocalyptic number.

2340243111 is a deficient number, since it is larger than the sum of its proper divisors (780081041).

2340243111 is an equidigital number, since it uses as much as digits as its factorization.

2340243111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780081040.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2340243111 is about 48376.0592752241. The cubic root of 2340243111 is about 1327.6603695447.

Adding to 2340243111 its reverse (1113420432), we get a palindrome (3453663543).

The spelling of 2340243111 in words is "two billion, three hundred forty million, two hundred forty-three thousand, one hundred eleven".