133353353321 has 2 divisors, whose sum is σ = 133353353322. Its totient is φ = 133353353320.

The previous prime is 133353353303. The next prime is 133353353389. The reversal of 133353353321 is 123353353331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73230313321 + 60123040000 = 270611^2 + 245200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133353353321 is a prime.

It is not a weakly prime, because it can be changed into another prime (133353383321) 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, 66676676660 + 66676676661.

It is an arithmetic number, because the mean of its divisors is an integer number (66676676661).

Almost surely, 2^133353353321 is an apocalyptic number.

It is an amenable number.

133353353321 is a deficient number, since it is larger than the sum of its proper divisors (1).

133353353321 is an equidigital number, since it uses as much as digits as its factorization.

133353353321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 109350, while the sum is 35.

The spelling of 133353353321 in words is "one hundred thirty-three billion, three hundred fifty-three million, three hundred fifty-three thousand, three hundred twenty-one".