16930509203 has 2 divisors, whose sum is σ = 16930509204. Its totient is φ = 16930509202.

The previous prime is 16930509199. The next prime is 16930509241. The reversal of 16930509203 is 30290503961.

It is an a-pointer prime, because the next prime (16930509241) can be obtained adding 16930509203 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16930509203 - 2² = 16930509199 is a prime.

It is not a weakly prime, because it can be changed into another prime (16930509283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8465254601 + 8465254602.

It is an arithmetic number, because the mean of its divisors is an integer number (8465254602).

Almost surely, 2^16930509203 is an apocalyptic number.

16930509203 is a deficient number, since it is larger than the sum of its proper divisors (1).

16930509203 is an equidigital number, since it uses as much as digits as its factorization.

16930509203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 38.

The spelling of 16930509203 in words is "sixteen billion, nine hundred thirty million, five hundred nine thousand, two hundred three".