1103311245 has 16 divisors (see below), whose sum is σ = 1790163072. Its totient is φ = 580144320.

The previous prime is 1103311211. The next prime is 1103311259. The reversal of 1103311245 is 5421133011.

It is not a de Polignac number, because 1103311245 - 2⁷ = 1103311117 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 516922 + ... + 519051.

It is an arithmetic number, because the mean of its divisors is an integer number (111885192).

Almost surely, 2^1103311245 is an apocalyptic number.

1103311245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1103311245 is a deficient number, since it is larger than the sum of its proper divisors (686851827).

1103311245 is a wasteful number, since it uses less digits than its factorization.

1103311245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036052.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1103311245 is about 33216.1292898495. The cubic root of 1103311245 is about 1033.3148755519.

Adding to 1103311245 its reverse (5421133011), we get a palindrome (6524444256).

The spelling of 1103311245 in words is "one billion, one hundred three million, three hundred eleven thousand, two hundred forty-five".