16909327 has 2 divisors, whose sum is σ = 16909328. Its totient is φ = 16909326.

The previous prime is 16909313. The next prime is 16909337. The reversal of 16909327 is 72390961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16909327 - 2¹¹ = 16907279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16909337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8454663 + 8454664.

It is an arithmetic number, because the mean of its divisors is an integer number (8454664).

Almost surely, 2^16909327 is an apocalyptic number.

16909327 is a deficient number, since it is larger than the sum of its proper divisors (1).

16909327 is an equidigital number, since it uses as much as digits as its factorization.

16909327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 16909327 is about 4112.0952080418. The cubic root of 16909327 is about 256.6701952252.

The spelling of 16909327 in words is "sixteen million, nine hundred nine thousand, three hundred twenty-seven".