113103123 has 24 divisors (see below), whose sum is σ = 175911120. Its totient is φ = 64451520.

The previous prime is 113103101. The next prime is 113103127. The reversal of 113103123 is 321301311.

It is not a de Polignac number, because 113103123 - 2⁸ = 113102867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113103127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66933 + ... + 68601.

It is an arithmetic number, because the mean of its divisors is an integer number (7329630).

Almost surely, 2^113103123 is an apocalyptic number.

113103123 is a deficient number, since it is larger than the sum of its proper divisors (62807997).

113103123 is a wasteful number, since it uses less digits than its factorization.

113103123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147 (or 2140 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 113103123 is about 10634.9952045123. The cubic root of 113103123 is about 483.6058350263.

Adding to 113103123 its reverse (321301311), we get a palindrome (434404434).

The spelling of 113103123 in words is "one hundred thirteen million, one hundred three thousand, one hundred twenty-three".