16365841 has 2 divisors, whose sum is σ = 16365842. Its totient is φ = 16365840.

The previous prime is 16365827. The next prime is 16365851. The reversal of 16365841 is 14856361.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15563025 + 802816 = 3945^2 + 896^2 .

It is a cyclic number.

It is not a de Polignac number, because 16365841 - 2⁵ = 16365809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16365797 and 16365806.

It is not a weakly prime, because it can be changed into another prime (16365851) 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 as a sum of consecutive naturals, namely, 8182920 + 8182921.

It is an arithmetic number, because the mean of its divisors is an integer number (8182921).

Almost surely, 2^16365841 is an apocalyptic number.

It is an amenable number.

16365841 is a deficient number, since it is larger than the sum of its proper divisors (1).

16365841 is an equidigital number, since it uses as much as digits as its factorization.

16365841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 16365841 is about 4045.4716659495. The cubic root of 16365841 is about 253.8903002428.

The spelling of 16365841 in words is "sixteen million, three hundred sixty-five thousand, eight hundred forty-one".