1944103 has 18 divisors (see below), whose sum is σ = 2438808. Its totient is φ = 1517760.

The previous prime is 1944079. The next prime is 1944113. The reversal of 1944103 is 3014491.

It is not a de Polignac number, because 1944103 - 2⁵ = 1944071 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 (1944113) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 62698 + ... + 62728.

2^1944103 is an apocalyptic number.

1944103 is a deficient number, since it is larger than the sum of its proper divisors (494705).

1944103 is an equidigital number, since it uses as much as digits as its factorization.

1944103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 55 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1944103 is about 1394.3109409310. The cubic root of 1944103 is about 124.8072335482.

Adding to 1944103 its reverse (3014491), we get a palindrome (4958594).

The spelling of 1944103 in words is "one million, nine hundred forty-four thousand, one hundred three".