1333221133 has 2 divisors, whose sum is σ = 1333221134. Its totient is φ = 1333221132.

The previous prime is 1333221103. The next prime is 1333221137. The reversal of 1333221133 is 3311223331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1273205124 + 60016009 = 35682^2 + 7747^2 .

It is a cyclic number.

It is not a de Polignac number, because 1333221133 - 2⁵ = 1333221101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1333221137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666610566 + 666610567.

It is an arithmetic number, because the mean of its divisors is an integer number (666610567).

Almost surely, 2^1333221133 is an apocalyptic number.

It is an amenable number.

1333221133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1333221133 is an equidigital number, since it uses as much as digits as its factorization.

1333221133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 22.

The square root of 1333221133 is about 36513.3007683502. The cubic root of 1333221133 is about 1100.6115423207.

Adding to 1333221133 its reverse (3311223331), we get a palindrome (4644444464).

The spelling of 1333221133 in words is "one billion, three hundred thirty-three million, two hundred twenty-one thousand, one hundred thirty-three".