16103443 has 4 divisors (see below), whose sum is σ = 16126560. Its totient is φ = 16080328.

The previous prime is 16103441. The next prime is 16103449. The reversal of 16103443 is 34430161.

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

It is a cyclic number.

It is not a de Polignac number, because 16103443 - 2¹ = 16103441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16103441) 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 in 3 ways as a sum of consecutive naturals, for example, 10480 + ... + 11917.

It is an arithmetic number, because the mean of its divisors is an integer number (4031640).

Almost surely, 2^16103443 is an apocalyptic number.

16103443 is a deficient number, since it is larger than the sum of its proper divisors (23117).

16103443 is an equidigital number, since it uses as much as digits as its factorization.

16103443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23116.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 16103443 is about 4012.9095429626. The cubic root of 16103443 is about 252.5260855970.

The spelling of 16103443 in words is "sixteen million, one hundred three thousand, four hundred forty-three".