1113123113 has 8 divisors (see below), whose sum is σ = 1180655520. Its totient is φ = 1046485440.

The previous prime is 1113123103. The next prime is 1113123131. The reversal of 1113123113 is 3113213111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1113123113 - 2⁴ = 1113123097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113123091 and 1113123100.

It is not an unprimeable number, because it can be changed into a prime (1113123103) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 221120 + ... + 226097.

It is an arithmetic number, because the mean of its divisors is an integer number (147581940).

Almost surely, 2^1113123113 is an apocalyptic number.

It is an amenable number.

1113123113 is a deficient number, since it is larger than the sum of its proper divisors (67532407).

1113123113 is a wasteful number, since it uses less digits than its factorization.

1113123113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447367.

The product of its digits is 54, while the sum is 17.

The square root of 1113123113 is about 33363.4997115111. The cubic root of 1113123113 is about 1036.3689674411.

Adding to 1113123113 its reverse (3113213111), we get a palindrome (4226336224).

The spelling of 1113123113 in words is "one billion, one hundred thirteen million, one hundred twenty-three thousand, one hundred thirteen".