17975805103 has 2 divisors, whose sum is σ = 17975805104. Its totient is φ = 17975805102.

The previous prime is 17975805047. The next prime is 17975805137. The reversal of 17975805103 is 30150857971.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17975805103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17975805143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8987902551 + 8987902552.

It is an arithmetic number, because the mean of its divisors is an integer number (8987902552).

Almost surely, 2^17975805103 is an apocalyptic number.

17975805103 is a deficient number, since it is larger than the sum of its proper divisors (1).

17975805103 is an equidigital number, since it uses as much as digits as its factorization.

17975805103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 46.

The spelling of 17975805103 in words is "seventeen billion, nine hundred seventy-five million, eight hundred five thousand, one hundred three".