1266452233 has 2 divisors, whose sum is σ = 1266452234. Its totient is φ = 1266452232.

The previous prime is 1266452219. The next prime is 1266452237. The reversal of 1266452233 is 3322546621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 912523264 + 353928969 = 30208^2 + 18813^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1266452233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1266452237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633226116 + 633226117.

It is an arithmetic number, because the mean of its divisors is an integer number (633226117).

Almost surely, 2^1266452233 is an apocalyptic number.

It is an amenable number.

1266452233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1266452233 is an equidigital number, since it uses as much as digits as its factorization.

1266452233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 1266452233 is about 35587.2481796500. The cubic root of 1266452233 is about 1081.9227958234.

Adding to 1266452233 its reverse (3322546621), we get a palindrome (4588998854).

The spelling of 1266452233 in words is "one billion, two hundred sixty-six million, four hundred fifty-two thousand, two hundred thirty-three".