1123234133 has 4 divisors (see below), whose sum is σ = 1283696160. Its totient is φ = 962772108.

The previous prime is 1123234121. The next prime is 1123234171. The reversal of 1123234133 is 3314323211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3314323211 = 37 ⋅89576303.

It is a cyclic number.

It is not a de Polignac number, because 1123234133 - 2⁴ = 1123234117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123234099 and 1123234108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123234193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80231003 + ... + 80231016.

It is an arithmetic number, because the mean of its divisors is an integer number (320924040).

Almost surely, 2^1123234133 is an apocalyptic number.

It is an amenable number.

1123234133 is a deficient number, since it is larger than the sum of its proper divisors (160462027).

1123234133 is an equidigital number, since it uses as much as digits as its factorization.

1123234133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160462026.

The product of its digits is 1296, while the sum is 23.

The square root of 1123234133 is about 33514.6853334475. The cubic root of 1123234133 is about 1039.4974559817.

Adding to 1123234133 its reverse (3314323211), we get a palindrome (4437557344).

The spelling of 1123234133 in words is "one billion, one hundred twenty-three million, two hundred thirty-four thousand, one hundred thirty-three".