16014661 has 8 divisors (see below), whose sum is σ = 17418744. Its totient is φ = 14635200.

The previous prime is 16014659. The next prime is 16014709. The reversal of 16014661 is 16641061.

It can be written as a sum of positive squares in 4 ways, for example, as 5085025 + 10929636 = 2255^2 + 3306^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16014661 - 2¹ = 16014659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16014161) 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 7 ways as a sum of consecutive naturals, for example, 4786 + ... + 7411.

It is an arithmetic number, because the mean of its divisors is an integer number (2177343).

Almost surely, 2^16014661 is an apocalyptic number.

It is an amenable number.

16014661 is a deficient number, since it is larger than the sum of its proper divisors (1404083).

16014661 is a wasteful number, since it uses less digits than its factorization.

16014661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12311.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16014661 is about 4001.8322053779. The cubic root of 16014661 is about 252.0611519099.

The spelling of 16014661 in words is "sixteen million, fourteen thousand, six hundred sixty-one".