16341563 has 4 divisors (see below), whose sum is σ = 18676080. Its totient is φ = 14007048.

The previous prime is 16341553. The next prime is 16341581. The reversal of 16341563 is 36514361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36514361 = 13 ⋅2808797.

It is a cyclic number.

It is not a de Polignac number, because 16341563 - 2⁴ = 16341547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16341553) 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, 1167248 + ... + 1167261.

It is an arithmetic number, because the mean of its divisors is an integer number (4669020).

Almost surely, 2^16341563 is an apocalyptic number.

16341563 is a deficient number, since it is larger than the sum of its proper divisors (2334517).

16341563 is an equidigital number, since it uses as much as digits as its factorization.

16341563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334516.

The product of its digits is 6480, while the sum is 29.

The square root of 16341563 is about 4042.4699133080. The cubic root of 16341563 is about 253.7646931076.

The spelling of 16341563 in words is "sixteen million, three hundred forty-one thousand, five hundred sixty-three".