10440203 has 4 divisors (see below), whose sum is σ = 10800240. Its totient is φ = 10080168.

The previous prime is 10440173. The next prime is 10440217. The reversal of 10440203 is 30204401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30204401 = 59 ⋅511939.

It is not a de Polignac number, because 10440203 - 2¹⁶ = 10374667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10440233) 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, 179975 + ... + 180032.

It is an arithmetic number, because the mean of its divisors is an integer number (2700060).

Almost surely, 2^10440203 is an apocalyptic number.

10440203 is a deficient number, since it is larger than the sum of its proper divisors (360037).

10440203 is an equidigital number, since it uses as much as digits as its factorization.

10440203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360036.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 10440203 is about 3231.1302975894. The cubic root of 10440203 is about 218.5594795019.

Adding to 10440203 its reverse (30204401), we get a palindrome (40644604).

The spelling of 10440203 in words is "ten million, four hundred forty thousand, two hundred three".