2340111 has 4 divisors (see below), whose sum is σ = 3120152. Its totient is φ = 1560072.

The previous prime is 2340071. The next prime is 2340119. The reversal of 2340111 is 1110432.

It is a happy number.

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

It is not a de Polignac number, because 2340111 - 2¹⁹ = 1815823 is a prime.

It is a super-2 number, since 2×2340111² = 10952238984642, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340119) 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, 390016 + ... + 390021.

It is an arithmetic number, because the mean of its divisors is an integer number (780038).

2^2340111 is an apocalyptic number.

2340111 is a deficient number, since it is larger than the sum of its proper divisors (780041).

2340111 is an equidigital number, since it uses as much as digits as its factorization.

2340111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780040.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2340111 is about 1529.7421351326. The cubic root of 2340111 is about 132.7635386123.

Adding to 2340111 its reverse (1110432), we get a palindrome (3450543).

The spelling of 2340111 in words is "two million, three hundred forty thousand, one hundred eleven".