113133123 has 6 divisors (see below), whose sum is σ = 163414524. Its totient is φ = 75422076.

The previous prime is 113133121. The next prime is 113133131. The reversal of 113133123 is 321331311.

It is a happy number.

It is not a de Polignac number, because 113133123 - 2¹ = 113133121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113133096 and 113133105.

It is not an unprimeable number, because it can be changed into a prime (113133121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6285165 + ... + 6285182.

It is an arithmetic number, because the mean of its divisors is an integer number (27235754).

Almost surely, 2^113133123 is an apocalyptic number.

113133123 is a deficient number, since it is larger than the sum of its proper divisors (50281401).

113133123 is a wasteful number, since it uses less digits than its factorization.

113133123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12570353 (or 12570350 counting only the distinct ones).

The product of its digits is 162, while the sum is 18.

The square root of 113133123 is about 10636.4055488685. The cubic root of 113133123 is about 483.6485892024.

Adding to 113133123 its reverse (321331311), we get a palindrome (434464434).

The spelling of 113133123 in words is "one hundred thirteen million, one hundred thirty-three thousand, one hundred twenty-three".