1213466333 has 2 divisors, whose sum is σ = 1213466334. Its totient is φ = 1213466332.

The previous prime is 1213466297. The next prime is 1213466339. The reversal of 1213466333 is 3336643121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1187629444 + 25836889 = 34462^2 + 5083^2 .

It is a cyclic number.

It is not a de Polignac number, because 1213466333 - 2¹⁴ = 1213449949 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1213466333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213466339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606733166 + 606733167.

It is an arithmetic number, because the mean of its divisors is an integer number (606733167).

Almost surely, 2^1213466333 is an apocalyptic number.

It is an amenable number.

1213466333 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213466333 is an equidigital number, since it uses as much as digits as its factorization.

1213466333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 32.

The square root of 1213466333 is about 34834.8436626318. The cubic root of 1213466333 is about 1066.6188237113.

The spelling of 1213466333 in words is "one billion, two hundred thirteen million, four hundred sixty-six thousand, three hundred thirty-three".