11043143401 has 32 divisors (see below), whose sum is σ = 11738393856. Its totient is φ = 10378368000.

The previous prime is 11043143381. The next prime is 11043143413. The reversal of 11043143401 is 10434134011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11043143401 - 2¹¹ = 11043141353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11043149401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33362806 + ... + 33363136.

It is an arithmetic number, because the mean of its divisors is an integer number (366824808).

Almost surely, 2^11043143401 is an apocalyptic number.

It is an amenable number.

11043143401 is a deficient number, since it is larger than the sum of its proper divisors (695250455).

11043143401 is a wasteful number, since it uses less digits than its factorization.

11043143401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11043143401 its reverse (10434134011), we get a palindrome (21477277412).

The spelling of 11043143401 in words is "eleven billion, forty-three million, one hundred forty-three thousand, four hundred one".