133800629 has 2 divisors, whose sum is σ = 133800630. Its totient is φ = 133800628.

The previous prime is 133800599. The next prime is 133800677. The reversal of 133800629 is 926008331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88548100 + 45252529 = 9410^2 + 6727^2 .

It is a cyclic number.

It is not a de Polignac number, because 133800629 - 2¹⁶ = 133735093 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133800595 and 133800604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133803629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66900314 + 66900315.

It is an arithmetic number, because the mean of its divisors is an integer number (66900315).

Almost surely, 2^133800629 is an apocalyptic number.

It is an amenable number.

133800629 is a deficient number, since it is larger than the sum of its proper divisors (1).

133800629 is an equidigital number, since it uses as much as digits as its factorization.

133800629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 133800629 is about 11567.2221816649. Note that the first 3 decimals coincide. The cubic root of 133800629 is about 511.4690808480.

The spelling of 133800629 in words is "one hundred thirty-three million, eight hundred thousand, six hundred twenty-nine".