16495447 has 2 divisors, whose sum is σ = 16495448. Its totient is φ = 16495446.

The previous prime is 16495411. The next prime is 16495459. The reversal of 16495447 is 74459461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16495447 - 2⁷ = 16495319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16495487) 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, 8247723 + 8247724.

It is an arithmetic number, because the mean of its divisors is an integer number (8247724).

Almost surely, 2^16495447 is an apocalyptic number.

16495447 is a deficient number, since it is larger than the sum of its proper divisors (1).

16495447 is an equidigital number, since it uses as much as digits as its factorization.

16495447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 16495447 is about 4061.4587280927. The cubic root of 16495447 is about 254.5587499124.

The spelling of 16495447 in words is "sixteen million, four hundred ninety-five thousand, four hundred forty-seven".