440141413 has 4 divisors (see below), whose sum is σ = 447356908. Its totient is φ = 432925920.

The previous prime is 440141411. The next prime is 440141419. The reversal of 440141413 is 314141044.

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 189805729 + 250335684 = 13777^2 + 15822^2 .

It is a cyclic number.

It is not a de Polignac number, because 440141413 - 2¹ = 440141411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440141411) by changing a digit.

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, 3607656 + ... + 3607777.

It is an arithmetic number, because the mean of its divisors is an integer number (111839227).

Almost surely, 2^440141413 is an apocalyptic number.

It is an amenable number.

440141413 is a deficient number, since it is larger than the sum of its proper divisors (7215495).

440141413 is an equidigital number, since it uses as much as digits as its factorization.

440141413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7215494.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 440141413 is about 20979.5474927368. The cubic root of 440141413 is about 760.6719662906.

Adding to 440141413 its reverse (314141044), we get a palindrome (754282457).

The spelling of 440141413 in words is "four hundred forty million, one hundred forty-one thousand, four hundred thirteen".