1440203042103 has 8 divisors (see below), whose sum is σ = 2194595111808. Its totient is φ = 822973166904.

The previous prime is 1440203042063. The next prime is 1440203042111. The reversal of 1440203042103 is 3012403020441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1440203042103 - 2¹³ = 1440203033911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440203042203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34290548601 + ... + 34290548642.

It is an arithmetic number, because the mean of its divisors is an integer number (274324388976).

Almost surely, 2^{1440203042103} is an apocalyptic number.

1440203042103 is a deficient number, since it is larger than the sum of its proper divisors (754392069705).

1440203042103 is an equidigital number, since it uses as much as digits as its factorization.

1440203042103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68581097253.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1440203042103 its reverse (3012403020441), we get a palindrome (4452606062544).

The spelling of 1440203042103 in words is "one trillion, four hundred forty billion, two hundred three million, forty-two thousand, one hundred three".