1233123233 has 2 divisors, whose sum is σ = 1233123234. Its totient is φ = 1233123232.

The previous prime is 1233123217. The next prime is 1233123253. The reversal of 1233123233 is 3323213321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1226610529 + 6512704 = 35023^2 + 2552^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233123233 - 2⁴ = 1233123217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1233123199 and 1233123208.

It is not a weakly prime, because it can be changed into another prime (1233123253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616561616 + 616561617.

It is an arithmetic number, because the mean of its divisors is an integer number (616561617).

Almost surely, 2^1233123233 is an apocalyptic number.

It is an amenable number.

1233123233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233123233 is an equidigital number, since it uses as much as digits as its factorization.

1233123233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 23.

The square root of 1233123233 is about 35115.8544392700. The cubic root of 1233123233 is about 1072.3473760173.

Adding to 1233123233 its reverse (3323213321), we get a palindrome (4556336554).

The spelling of 1233123233 in words is "one billion, two hundred thirty-three million, one hundred twenty-three thousand, two hundred thirty-three".