113103305 has 32 divisors (see below), whose sum is σ = 163468800. Its totient is φ = 73446912.

The previous prime is 113103301. The next prime is 113103311. The reversal of 113103305 is 503301311.

It is not a de Polignac number, because 113103305 - 2² = 113103301 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113103301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87101 + ... + 88389.

It is an arithmetic number, because the mean of its divisors is an integer number (5108400).

Almost surely, 2^113103305 is an apocalyptic number.

It is an amenable number.

113103305 is a deficient number, since it is larger than the sum of its proper divisors (50365495).

113103305 is a wasteful number, since it uses less digits than its factorization.

113103305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433.

The product of its (nonzero) digits is 135, while the sum is 17.

The square root of 113103305 is about 10635.0037611653. The cubic root of 113103305 is about 483.6060944244.

Adding to 113103305 its reverse (503301311), we get a palindrome (616404616).

The spelling of 113103305 in words is "one hundred thirteen million, one hundred three thousand, three hundred five".