16304051 has 4 divisors (see below), whose sum is σ = 16472232. Its totient is φ = 16135872.

The previous prime is 16304017. The next prime is 16304053. The reversal of 16304051 is 15040361.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16304051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16304053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83945 + ... + 84138.

It is an arithmetic number, because the mean of its divisors is an integer number (4118058).

Almost surely, 2^16304051 is an apocalyptic number.

16304051 is a deficient number, since it is larger than the sum of its proper divisors (168181).

16304051 is an equidigital number, since it uses as much as digits as its factorization.

16304051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168180.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 16304051 is about 4037.8275099365. The cubic root of 16304051 is about 253.5703723594.

The spelling of 16304051 in words is "sixteen million, three hundred four thousand, fifty-one".