133300429 has 2 divisors, whose sum is σ = 133300430. Its totient is φ = 133300428.

The previous prime is 133300421. The next prime is 133300439. The reversal of 133300429 is 924003331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68062500 + 65237929 = 8250^2 + 8077^2 .

It is a cyclic number.

It is not a de Polignac number, because 133300429 - 2³ = 133300421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133300421) 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, 66650214 + 66650215.

It is an arithmetic number, because the mean of its divisors is an integer number (66650215).

Almost surely, 2^133300429 is an apocalyptic number.

It is an amenable number.

133300429 is a deficient number, since it is larger than the sum of its proper divisors (1).

133300429 is an equidigital number, since it uses as much as digits as its factorization.

133300429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 133300429 is about 11545.5804964497. The cubic root of 133300429 is about 510.8309266366.

The spelling of 133300429 in words is "one hundred thirty-three million, three hundred thousand, four hundred twenty-nine".