1113123133 has 8 divisors (see below), whose sum is σ = 1144183040. Its totient is φ = 1082114640.

The previous prime is 1113123131. The next prime is 1113123139. The reversal of 1113123133 is 3313213111.

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 1113123133 - 2¹ = 1113123131 is a prime.

It is the 33364-th Hogben number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113123133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113123131) by changing a digit.

It is a nontrivial repunit in base 33363.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33328 + ... + 57766.

It is an arithmetic number, because the mean of its divisors is an integer number (143022880).

Almost surely, 2^1113123133 is an apocalyptic number.

It is an amenable number.

1113123133 is a deficient number, since it is larger than the sum of its proper divisors (31059907).

1113123133 is a wasteful number, since it uses less digits than its factorization.

1113123133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25707.

The product of its digits is 162, while the sum is 19.

The square root of 1113123133 is about 33363.5000112398. The cubic root of 1113123133 is about 1036.3689736481.

Adding to 1113123133 its reverse (3313213111), we get a palindrome (4426336244).

The spelling of 1113123133 in words is "one billion, one hundred thirteen million, one hundred twenty-three thousand, one hundred thirty-three".