16030361 has 4 divisors (see below), whose sum is σ = 16463652. Its totient is φ = 15597072.

The previous prime is 16030351. The next prime is 16030367. The reversal of 16030361 is 16303061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16303061 = 1489 ⋅10949.

It can be written as a sum of positive squares in 2 ways, for example, as 15452761 + 577600 = 3931^2 + 760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16030361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16030367) 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, 216590 + ... + 216663.

It is an arithmetic number, because the mean of its divisors is an integer number (4115913).

Almost surely, 2^16030361 is an apocalyptic number.

It is an amenable number.

16030361 is a deficient number, since it is larger than the sum of its proper divisors (433291).

16030361 is an equidigital number, since it uses as much as digits as its factorization.

16030361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433290.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 16030361 is about 4003.7933263344. The cubic root of 16030361 is about 252.1434945331.

The spelling of 16030361 in words is "sixteen million, thirty thousand, three hundred sixty-one".