16060505 has 4 divisors (see below), whose sum is σ = 19272612. Its totient is φ = 12848400.

The previous prime is 16060493. The next prime is 16060549. The reversal of 16060505 is 50506061.

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 10843849 + 5216656 = 3293^2 + 2284^2 .

It is not a de Polignac number, because 16060505 - 2²⁰ = 15011929 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1606046 + ... + 1606055.

It is an arithmetic number, because the mean of its divisors is an integer number (4818153).

Almost surely, 2^16060505 is an apocalyptic number.

It is an amenable number.

16060505 is a deficient number, since it is larger than the sum of its proper divisors (3212107).

16060505 is an equidigital number, since it uses as much as digits as its factorization.

16060505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3212106.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 16060505 is about 4007.5559883800. Note that the first 3 decimals coincide. The cubic root of 16060505 is about 252.3014417834.

Adding to 16060505 its reverse (50506061), we get a palindrome (66566566).

The spelling of 16060505 in words is "sixteen million, sixty thousand, five hundred five".