1123335123 has 8 divisors (see below), whose sum is σ = 1503349200. Its totient is φ = 746105568.

The previous prime is 1123335067. The next prime is 1123335131. The reversal of 1123335123 is 3215333211.

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

It is not a de Polignac number, because 1123335123 - 2¹⁷ = 1123204051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123335093 and 1123335102.

It is not an unprimeable number, because it can be changed into a prime (1123335223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695188 + ... + 696801.

It is an arithmetic number, because the mean of its divisors is an integer number (187918650).

Almost surely, 2^1123335123 is an apocalyptic number.

1123335123 is a deficient number, since it is larger than the sum of its proper divisors (380014077).

1123335123 is a wasteful number, since it uses less digits than its factorization.

1123335123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392261.

The product of its digits is 1620, while the sum is 24.

The square root of 1123335123 is about 33516.1919525474. The cubic root of 1123335123 is about 1039.5286087927.

Adding to 1123335123 its reverse (3215333211), we get a palindrome (4338668334).

The spelling of 1123335123 in words is "one billion, one hundred twenty-three million, three hundred thirty-five thousand, one hundred twenty-three".