16559341 has 4 divisors (see below), whose sum is σ = 16602300. Its totient is φ = 16516384.

The previous prime is 16559329. The next prime is 16559357. The reversal of 16559341 is 14395561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14395561 = 2003 ⋅7187.

It can be written as a sum of positive squares in 2 ways, for example, as 5503716 + 11055625 = 2346^2 + 3325^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16559341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16559297 and 16559306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16559321) 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, 20896 + ... + 21673.

It is an arithmetic number, because the mean of its divisors is an integer number (4150575).

Almost surely, 2^16559341 is an apocalyptic number.

It is an amenable number.

16559341 is a deficient number, since it is larger than the sum of its proper divisors (42959).

16559341 is an equidigital number, since it uses as much as digits as its factorization.

16559341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42958.

The product of its digits is 16200, while the sum is 34.

The square root of 16559341 is about 4069.3170188620. The cubic root of 16559341 is about 254.8869985026.

It can be divided in two parts, 16559 and 341, that added together give a square (16900 = 130²).

The spelling of 16559341 in words is "sixteen million, five hundred fifty-nine thousand, three hundred forty-one".