440343113 has 4 divisors (see below), whose sum is σ = 503249280. Its totient is φ = 377436948.

The previous prime is 440343097. The next prime is 440343121. The reversal of 440343113 is 311343044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 440343113 - 2⁴ = 440343097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (440343613) 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, 31453073 + ... + 31453086.

It is an arithmetic number, because the mean of its divisors is an integer number (125812320).

Almost surely, 2^440343113 is an apocalyptic number.

It is an amenable number.

440343113 is a deficient number, since it is larger than the sum of its proper divisors (62906167).

440343113 is an equidigital number, since it uses as much as digits as its factorization.

440343113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62906166.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 440343113 is about 20984.3540048294. The cubic root of 440343113 is about 760.7881441828.

Adding to 440343113 its reverse (311343044), we get a palindrome (751686157).

The spelling of 440343113 in words is "four hundred forty million, three hundred forty-three thousand, one hundred thirteen".