16045445 has 16 divisors (see below), whose sum is σ = 21407232. Its totient is φ = 11465280.

The previous prime is 16045429. The next prime is 16045451. The reversal of 16045445 is 54454061.

It is not a de Polignac number, because 16045445 - 2⁴ = 16045429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1967 + ... + 5996.

It is an arithmetic number, because the mean of its divisors is an integer number (1337952).

Almost surely, 2^16045445 is an apocalyptic number.

It is an amenable number.

16045445 is a deficient number, since it is larger than the sum of its proper divisors (5361787).

16045445 is a wasteful number, since it uses less digits than its factorization.

16045445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8012.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 16045445 is about 4005.6765970308. The cubic root of 16045445 is about 252.2225557628. Note that the first 3 decimals are identical.

The spelling of 16045445 in words is "sixteen million, forty-five thousand, four hundred forty-five".