16363345 has 4 divisors (see below), whose sum is σ = 19636020. Its totient is φ = 13090672.

The previous prime is 16363339. The next prime is 16363363. The reversal of 16363345 is 54336361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6270016 + 10093329 = 2504^2 + 3177^2 .

It is a cyclic number.

It is not a de Polignac number, because 16363345 - 2¹⁵ = 16330577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1636330 + ... + 1636339.

It is an arithmetic number, because the mean of its divisors is an integer number (4909005).

Almost surely, 2^16363345 is an apocalyptic number.

It is an amenable number.

16363345 is a deficient number, since it is larger than the sum of its proper divisors (3272675).

16363345 is an equidigital number, since it uses as much as digits as its factorization.

16363345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3272674.

The product of its digits is 19440, while the sum is 31.

The square root of 16363345 is about 4045.1631611098. The cubic root of 16363345 is about 253.8773924142.

The spelling of 16363345 in words is "sixteen million, three hundred sixty-three thousand, three hundred forty-five".