133404223109 has 2 divisors, whose sum is σ = 133404223110. Its totient is φ = 133404223108.

The previous prime is 133404223087. The next prime is 133404223111. The reversal of 133404223109 is 901322404331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133149820609 + 254402500 = 364897^2 + 15950^2 .

It is a cyclic number.

It is not a de Polignac number, because 133404223109 - 2²⁰ = 133403174533 is a prime.

Together with 133404223111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133404223159) 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, 66702111554 + 66702111555.

It is an arithmetic number, because the mean of its divisors is an integer number (66702111555).

Almost surely, 2^133404223109 is an apocalyptic number.

It is an amenable number.

133404223109 is a deficient number, since it is larger than the sum of its proper divisors (1).

133404223109 is an equidigital number, since it uses as much as digits as its factorization.

133404223109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 133404223109 in words is "one hundred thirty-three billion, four hundred four million, two hundred twenty-three thousand, one hundred nine".