4401324443 has 4 divisors (see below), whose sum is σ = 4406449080. Its totient is φ = 4396199808.

The previous prime is 4401324439. The next prime is 4401324451. The reversal of 4401324443 is 3444231044.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4401324443 - 2² = 4401324439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4401324493) 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, 2561030 + ... + 2562747.

It is an arithmetic number, because the mean of its divisors is an integer number (1101612270).

Almost surely, 2^4401324443 is an apocalyptic number.

4401324443 is a deficient number, since it is larger than the sum of its proper divisors (5124637).

4401324443 is an equidigital number, since it uses as much as digits as its factorization.

4401324443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5124636.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 4401324443 is about 66342.4784206921. The cubic root of 4401324443 is about 1638.8069405134.

Adding to 4401324443 its reverse (3444231044), we get a palindrome (7845555487).

The spelling of 4401324443 in words is "four billion, four hundred one million, three hundred twenty-four thousand, four hundred forty-three".