16196503 has 4 divisors (see below), whose sum is σ = 16471080. Its totient is φ = 15921928.

The previous prime is 16196497. The next prime is 16196519. The reversal of 16196503 is 30569161.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16196503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16196533) 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, 137200 + ... + 137317.

It is an arithmetic number, because the mean of its divisors is an integer number (4117770).

Almost surely, 2^16196503 is an apocalyptic number.

16196503 is a deficient number, since it is larger than the sum of its proper divisors (274577).

16196503 is an equidigital number, since it uses as much as digits as its factorization.

16196503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274576.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 16196503 is about 4024.4879177356. The cubic root of 16196503 is about 253.0115915888.

The spelling of 16196503 in words is "sixteen million, one hundred ninety-six thousand, five hundred three".