16745233 has 2 divisors, whose sum is σ = 16745234. Its totient is φ = 16745232.

The previous prime is 16745231. The next prime is 16745249. The reversal of 16745233 is 33254761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16711744 + 33489 = 4088^2 + 183^2 .

It is a cyclic number.

It is not a de Polignac number, because 16745233 - 2¹ = 16745231 is a prime.

Together with 16745231, it forms a pair of twin primes.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 16745195 and 16745204.

It is not a weakly prime, because it can be changed into another prime (16745231) 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, 8372616 + 8372617.

It is an arithmetic number, because the mean of its divisors is an integer number (8372617).

Almost surely, 2^16745233 is an apocalyptic number.

It is an amenable number.

16745233 is a deficient number, since it is larger than the sum of its proper divisors (1).

16745233 is an equidigital number, since it uses as much as digits as its factorization.

16745233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 31.

The square root of 16745233 is about 4092.0939627531. The cubic root of 16745233 is about 255.8372225698.

Adding to 16745233 its reverse (33254761), we get a palindrome (49999994).

The spelling of 16745233 in words is "sixteen million, seven hundred forty-five thousand, two hundred thirty-three".