16006697 has 4 divisors (see below), whose sum is σ = 18293376. Its totient is φ = 13720020.

The previous prime is 16006667. The next prime is 16006703. The reversal of 16006697 is 79660061.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79660061 = 13 ⋅6127697.

It is a cyclic number.

It is not a de Polignac number, because 16006697 - 2¹⁰ = 16005673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16006657) 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 in 3 ways as a sum of consecutive naturals, for example, 1143329 + ... + 1143342.

It is an arithmetic number, because the mean of its divisors is an integer number (4573344).

Almost surely, 2^16006697 is an apocalyptic number.

It is an amenable number.

16006697 is a deficient number, since it is larger than the sum of its proper divisors (2286679).

16006697 is an equidigital number, since it uses as much as digits as its factorization.

16006697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286678.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 16006697 is about 4000.8370374210. The cubic root of 16006697 is about 252.0193621219.

The spelling of 16006697 in words is "sixteen million, six thousand, six hundred ninety-seven".