1003231103 has 16 divisors (see below), whose sum is σ = 1227360000. Its totient is φ = 800839872.

The previous prime is 1003231087. The next prime is 1003231109. The reversal of 1003231103 is 3011323001.

It is not a de Polignac number, because 1003231103 - 2⁴ = 1003231087 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 (1003231109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56078 + ... + 71771.

It is an arithmetic number, because the mean of its divisors is an integer number (76710000).

Almost surely, 2^1003231103 is an apocalyptic number.

1003231103 is a deficient number, since it is larger than the sum of its proper divisors (224128897).

1003231103 is a wasteful number, since it uses less digits than its factorization.

1003231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127934.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1003231103 is about 31673.8236245642. The cubic root of 1003231103 is about 1001.0758764082.

Adding to 1003231103 its reverse (3011323001), we get a palindrome (4014554104).

The spelling of 1003231103 in words is "one billion, three million, two hundred thirty-one thousand, one hundred three".