16465045 has 4 divisors (see below), whose sum is σ = 19758060. Its totient is φ = 13172032.

The previous prime is 16465021. The next prime is 16465051. The reversal of 16465045 is 54056461.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10284849 + 6180196 = 3207^2 + 2486^2 .

It is a cyclic number.

It is not a de Polignac number, because 16465045 - 2⁵ = 16465013 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 16464998 and 16465016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1646500 + ... + 1646509.

It is an arithmetic number, because the mean of its divisors is an integer number (4939515).

Almost surely, 2^16465045 is an apocalyptic number.

It is an amenable number.

16465045 is a deficient number, since it is larger than the sum of its proper divisors (3293015).

16465045 is an equidigital number, since it uses as much as digits as its factorization.

16465045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293014.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 16465045 is about 4057.7142580522. The cubic root of 16465045 is about 254.4022652268.

The spelling of 16465045 in words is "sixteen million, four hundred sixty-five thousand, forty-five".