16679503 has 2 divisors, whose sum is σ = 16679504. Its totient is φ = 16679502.

The previous prime is 16679491. The next prime is 16679513. The reversal of 16679503 is 30597661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16679503 - 2¹³ = 16671311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16679513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8339751 + 8339752.

It is an arithmetic number, because the mean of its divisors is an integer number (8339752).

Almost surely, 2^16679503 is an apocalyptic number.

16679503 is a deficient number, since it is larger than the sum of its proper divisors (1).

16679503 is an equidigital number, since it uses as much as digits as its factorization.

16679503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 16679503 is about 4084.0547253924. The cubic root of 16679503 is about 255.5020379917.

The spelling of 16679503 in words is "sixteen million, six hundred seventy-nine thousand, five hundred three".