1103303111 has 12 divisors (see below), whose sum is σ = 1200655008. Its totient is φ = 1010316672.

The previous prime is 1103303107. The next prime is 1103303119. The reversal of 1103303111 is 1113033011.

It is a happy number.

It is not a de Polignac number, because 1103303111 - 2² = 1103303107 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 (1103303119) 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 11 ways as a sum of consecutive naturals, for example, 431 + ... + 46976.

It is an arithmetic number, because the mean of its divisors is an integer number (100054584).

Almost surely, 2^1103303111 is an apocalyptic number.

1103303111 is a deficient number, since it is larger than the sum of its proper divisors (97351897).

1103303111 is an equidigital number, since it uses as much as digits as its factorization.

1103303111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47498 (or 47461 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1103303111 is about 33216.0068491082. The cubic root of 1103303111 is about 1033.3123362250.

Adding to 1103303111 its reverse (1113033011), we get a palindrome (2216336122).

The spelling of 1103303111 in words is "one billion, one hundred three million, three hundred three thousand, one hundred eleven".