440806103 has 4 divisors (see below), whose sum is σ = 442650720. Its totient is φ = 438961488.

The previous prime is 440806087. The next prime is 440806189. The reversal of 440806103 is 301608044.

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 440806103 - 2⁴ = 440806087 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 (440806603) 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, 921950 + ... + 922427.

It is an arithmetic number, because the mean of its divisors is an integer number (110662680).

Almost surely, 2^440806103 is an apocalyptic number.

440806103 is a deficient number, since it is larger than the sum of its proper divisors (1844617).

440806103 is a wasteful number, since it uses less digits than its factorization.

440806103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844616.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 440806103 is about 20995.3828971991. The cubic root of 440806103 is about 761.0546893030.

The spelling of 440806103 in words is "four hundred forty million, eight hundred six thousand, one hundred three".