16052065 has 4 divisors (see below), whose sum is σ = 19262484. Its totient is φ = 12841648.

The previous prime is 16052053. The next prime is 16052081. The reversal of 16052065 is 56025061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56025061 = 113 ⋅495797.

It can be written as a sum of positive squares in 2 ways, for example, as 9585216 + 6466849 = 3096^2 + 2543^2 .

It is a cyclic number.

It is not a de Polignac number, because 16052065 - 2¹⁹ = 15527777 is a prime.

It is a Duffinian 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, 1605202 + ... + 1605211.

It is an arithmetic number, because the mean of its divisors is an integer number (4815621).

Almost surely, 2^16052065 is an apocalyptic number.

It is an amenable number.

16052065 is a deficient number, since it is larger than the sum of its proper divisors (3210419).

16052065 is an equidigital number, since it uses as much as digits as its factorization.

16052065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210418.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 16052065 is about 4006.5028391354. The cubic root of 16052065 is about 252.2572381653.

It can be divided in two parts, 160 and 52065, that added together give a palindrome (52225).

The spelling of 16052065 in words is "sixteen million, fifty-two thousand, sixty-five".