16000133 has 2 divisors, whose sum is σ = 16000134. Its totient is φ = 16000132.

The previous prime is 16000129. The next prime is 16000183. The reversal of 16000133 is 33100061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15984004 + 16129 = 3998^2 + 127^2 .

It is a cyclic number.

It is not a de Polignac number, because 16000133 - 2² = 16000129 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16000183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8000066 + 8000067.

It is an arithmetic number, because the mean of its divisors is an integer number (8000067).

Almost surely, 2^16000133 is an apocalyptic number.

It is an amenable number.

16000133 is a deficient number, since it is larger than the sum of its proper divisors (1).

16000133 is an equidigital number, since it uses as much as digits as its factorization.

16000133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 16000133 is about 4000.0166249655. The cubic root of 16000133 is about 251.9849081833.

Adding to 16000133 its reverse (33100061), we get a palindrome (49100194).

The spelling of 16000133 in words is "sixteen million, one hundred thirty-three", and thus it is an aban number.