4011443441 has 4 divisors (see below), whose sum is σ = 4023347172. Its totient is φ = 3999539712.

The previous prime is 4011443417. The next prime is 4011443461. The reversal of 4011443441 is 1443441104.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2141745841 + 1869697600 = 46279^2 + 43240^2 .

It is a cyclic number.

It is not a de Polignac number, because 4011443441 - 2²² = 4007249137 is a prime.

It is a super-3 number, since 3×4011443441³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4011443441.

It is not an unprimeable number, because it can be changed into a prime (4011443461) 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, 5951360 + ... + 5952033.

It is an arithmetic number, because the mean of its divisors is an integer number (1005836793).

Almost surely, 2^4011443441 is an apocalyptic number.

It is an amenable number.

4011443441 is a deficient number, since it is larger than the sum of its proper divisors (11903731).

4011443441 is a wasteful number, since it uses less digits than its factorization.

4011443441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11903730.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 4011443441 is about 63335.9569360091. The cubic root of 4011443441 is about 1588.9133882130.

Adding to 4011443441 its reverse (1443441104), we get a palindrome (5454884545).

The spelling of 4011443441 in words is "four billion, eleven million, four hundred forty-three thousand, four hundred forty-one".