1103310045 has 32 divisors (see below), whose sum is σ = 1963795200. Its totient is φ = 587725632.

The previous prime is 1103310037. The next prime is 1103310059. The reversal of 1103310045 is 5400133011.

It is not a de Polignac number, because 1103310045 - 2³ = 1103310037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119619 + ... + 128511.

It is an arithmetic number, because the mean of its divisors is an integer number (61368600).

Almost surely, 2^1103310045 is an apocalyptic number.

1103310045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1103310045 is a deficient number, since it is larger than the sum of its proper divisors (860485155).

1103310045 is an equidigital number, since it uses as much as digits as its factorization.

1103310045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9826 (or 9820 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1103310045 is about 33216.1112263311. Note that the first 3 decimals coincide. The cubic root of 1103310045 is about 1033.3145009286.

Adding to 1103310045 its reverse (5400133011), we get a palindrome (6503443056).

The spelling of 1103310045 in words is "one billion, one hundred three million, three hundred ten thousand, forty-five".