133766033 has 2 divisors, whose sum is σ = 133766034. Its totient is φ = 133766032.

The previous prime is 133766027. The next prime is 133766051. The reversal of 133766033 is 330667331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91164304 + 42601729 = 9548^2 + 6527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133766033 is a prime.

It is not a weakly prime, because it can be changed into another prime (133766053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66883016 + 66883017.

It is an arithmetic number, because the mean of its divisors is an integer number (66883017).

Almost surely, 2^133766033 is an apocalyptic number.

It is an amenable number.

133766033 is a deficient number, since it is larger than the sum of its proper divisors (1).

133766033 is an equidigital number, since it uses as much as digits as its factorization.

133766033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 32.

The square root of 133766033 is about 11565.7266524849. The cubic root of 133766033 is about 511.4249945838.

The spelling of 133766033 in words is "one hundred thirty-three million, seven hundred sixty-six thousand, thirty-three".