4401340445 has 4 divisors (see below), whose sum is σ = 5281608540. Its totient is φ = 3521072352.

The previous prime is 4401340429. The next prime is 4401340453. The reversal of 4401340445 is 5440431044.

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 804459769 + 3596880676 = 28363^2 + 59974^2 .

It is a cyclic number.

It is not a de Polignac number, because 4401340445 - 2⁴ = 4401340429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440134040 + ... + 440134049.

It is an arithmetic number, because the mean of its divisors is an integer number (1320402135).

Almost surely, 2^4401340445 is an apocalyptic number.

It is an amenable number.

4401340445 is a deficient number, since it is larger than the sum of its proper divisors (880268095).

4401340445 is an equidigital number, since it uses as much as digits as its factorization.

4401340445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880268094.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 4401340445 is about 66342.5990220462. The cubic root of 4401340445 is about 1638.8089265942.

Adding to 4401340445 its reverse (5440431044), we get a palindrome (9841771489).

The spelling of 4401340445 in words is "four billion, four hundred one million, three hundred forty thousand, four hundred forty-five".