16345201 has 4 divisors (see below), whose sum is σ = 16363072. Its totient is φ = 16327332.

The previous prime is 16345171. The next prime is 16345229. The reversal of 16345201 is 10254361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16345201 - 2⁵ = 16345169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16345261) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7485 + ... + 9418.

It is an arithmetic number, because the mean of its divisors is an integer number (4090768).

Almost surely, 2^16345201 is an apocalyptic number.

It is an amenable number.

16345201 is a deficient number, since it is larger than the sum of its proper divisors (17871).

16345201 is an equidigital number, since it uses as much as digits as its factorization.

16345201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17870.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 16345201 is about 4042.9198606947. The cubic root of 16345201 is about 253.7835229559.

Adding to 16345201 its reverse (10254361), we get a palindrome (26599562).

The spelling of 16345201 in words is "sixteen million, three hundred forty-five thousand, two hundred one".