16745723 has 2 divisors, whose sum is σ = 16745724. Its totient is φ = 16745722.

The previous prime is 16745713. The next prime is 16745737. The reversal of 16745723 is 32754761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16745723 - 2⁸ = 16745467 is a prime.

It is not a weakly prime, because it can be changed into another prime (16745713) 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, 8372861 + 8372862.

It is an arithmetic number, because the mean of its divisors is an integer number (8372862).

Almost surely, 2^16745723 is an apocalyptic number.

16745723 is a deficient number, since it is larger than the sum of its proper divisors (1).

16745723 is an equidigital number, since it uses as much as digits as its factorization.

16745723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 35.

The square root of 16745723 is about 4092.1538338630. The cubic root of 16745723 is about 255.8397179868.

The spelling of 16745723 in words is "sixteen million, seven hundred forty-five thousand, seven hundred twenty-three".