16494923 has 2 divisors, whose sum is σ = 16494924. Its totient is φ = 16494922.

The previous prime is 16494917. The next prime is 16494941. The reversal of 16494923 is 32949461.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16494923 is a prime.

It is not a weakly prime, because it can be changed into another prime (16494943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8247461 + 8247462.

It is an arithmetic number, because the mean of its divisors is an integer number (8247462).

Almost surely, 2^16494923 is an apocalyptic number.

16494923 is a deficient number, since it is larger than the sum of its proper divisors (1).

16494923 is an equidigital number, since it uses as much as digits as its factorization.

16494923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 16494923 is about 4061.3942187382. The cubic root of 16494923 is about 254.5560544171.

The spelling of 16494923 in words is "sixteen million, four hundred ninety-four thousand, nine hundred twenty-three".