2111444343 has 6 divisors (see below), whose sum is σ = 3049864064. Its totient is φ = 1407629556.

The previous prime is 2111444339. The next prime is 2111444347. The reversal of 2111444343 is 3434441112.

2111444343 is a `hidden beast` number, since 211 + 1 + 4 + 443 + 4 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (2111444339) and next prime (2111444347).

It is not a de Polignac number, because 2111444343 - 2² = 2111444339 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 (2111444347) 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, 117302455 + ... + 117302472.

Almost surely, 2^2111444343 is an apocalyptic number.

2111444343 is a deficient number, since it is larger than the sum of its proper divisors (938419721).

2111444343 is a wasteful number, since it uses less digits than its factorization.

2111444343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234604933 (or 234604930 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 2111444343 is about 45950.4553078639. The cubic root of 2111444343 is about 1282.9012038904.

Adding to 2111444343 its reverse (3434441112), we get a palindrome (5545885455).

The spelling of 2111444343 in words is "two billion, one hundred eleven million, four hundred forty-four thousand, three hundred forty-three".