2111401443 has 8 divisors (see below), whose sum is σ = 2815420608. Its totient is φ = 1407491624.

The previous prime is 2111401433. The next prime is 2111401451. The reversal of 2111401443 is 3441041112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111401443 - 2⁴ = 2111401427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2111401433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45280 + ... + 79202.

It is an arithmetic number, because the mean of its divisors is an integer number (351927576).

Almost surely, 2^2111401443 is an apocalyptic number.

2111401443 is a deficient number, since it is larger than the sum of its proper divisors (704019165).

2111401443 is a wasteful number, since it uses less digits than its factorization.

2111401443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54673.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 2111401443 is about 45949.9884983664. The cubic root of 2111401443 is about 1282.8925152354.

Adding to 2111401443 its reverse (3441041112), we get a palindrome (5552442555).

The spelling of 2111401443 in words is "two billion, one hundred eleven million, four hundred one thousand, four hundred forty-three".