16173133 has 2 divisors, whose sum is σ = 16173134. Its totient is φ = 16173132.

The previous prime is 16173127. The next prime is 16173151. The reversal of 16173133 is 33137161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11168964 + 5004169 = 3342^2 + 2237^2 .

It is an emirp because it is prime and its reverse (33137161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16173133 - 2⁹ = 16172621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16173098 and 16173107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16173173) 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, 8086566 + 8086567.

It is an arithmetic number, because the mean of its divisors is an integer number (8086567).

It is a self-describing number.

Almost surely, 2^16173133 is an apocalyptic number.

It is an amenable number.

16173133 is a deficient number, since it is larger than the sum of its proper divisors (1).

16173133 is an equidigital number, since it uses as much as digits as its factorization.

16173133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134, while the sum is 25.

The square root of 16173133 is about 4021.5833946345. The cubic root of 16173133 is about 252.8898425280.

The spelling of 16173133 in words is "sixteen million, one hundred seventy-three thousand, one hundred thirty-three".