16236361 has 2 divisors, whose sum is σ = 16236362. Its totient is φ = 16236360.

The previous prime is 16236349. The next prime is 16236371. The reversal of 16236361 is 16363261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9703225 + 6533136 = 3115^2 + 2556^2 .

It is a cyclic number.

It is not a de Polignac number, because 16236361 - 2¹¹ = 16234313 is a prime.

It is not a weakly prime, because it can be changed into another prime (16236301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8118180 + 8118181.

It is an arithmetic number, because the mean of its divisors is an integer number (8118181).

Almost surely, 2^16236361 is an apocalyptic number.

It is an amenable number.

16236361 is a deficient number, since it is larger than the sum of its proper divisors (1).

16236361 is an equidigital number, since it uses as much as digits as its factorization.

16236361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 16236361 is about 4029.4368092824. The cubic root of 16236361 is about 253.2189671142.

The spelling of 16236361 in words is "sixteen million, two hundred thirty-six thousand, three hundred sixty-one".