1103231303 has 8 divisors (see below), whose sum is σ = 1177046640. Its totient is φ = 1030407040.

The previous prime is 1103231293. The next prime is 1103231309. The reversal of 1103231303 is 3031323011.

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

It is a cyclic number.

It is not a de Polignac number, because 1103231303 - 2¹² = 1103227207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103231309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245468 + ... + 249921.

It is an arithmetic number, because the mean of its divisors is an integer number (147130830).

Almost surely, 2^1103231303 is an apocalyptic number.

1103231303 is a deficient number, since it is larger than the sum of its proper divisors (73815337).

1103231303 is a wasteful number, since it uses less digits than its factorization.

1103231303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495537.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1103231303 is about 33214.9259068871. The cubic root of 1103231303 is about 1033.2899181783.

Adding to 1103231303 its reverse (3031323011), we get a palindrome (4134554314).

The spelling of 1103231303 in words is "one billion, one hundred three million, two hundred thirty-one thousand, three hundred three".