16445361 has 8 divisors (see below), whose sum is σ = 21951360. Its totient is φ = 10951472.

The previous prime is 16445339. The next prime is 16445381. The reversal of 16445361 is 16354461.

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 16445361 - 2⁵ = 16445329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16445311) 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 in 7 ways as a sum of consecutive naturals, for example, 856 + ... + 5798.

It is an arithmetic number, because the mean of its divisors is an integer number (2743920).

Almost surely, 2^16445361 is an apocalyptic number.

It is an amenable number.

16445361 is a deficient number, since it is larger than the sum of its proper divisors (5505999).

16445361 is a wasteful number, since it uses less digits than its factorization.

16445361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055.

The product of its digits is 8640, while the sum is 30.

The square root of 16445361 is about 4055.2880292280. The cubic root of 16445361 is about 254.3008452981.

The spelling of 16445361 in words is "sixteen million, four hundred forty-five thousand, three hundred sixty-one".