30803409103 has 2 divisors, whose sum is σ = 30803409104. Its totient is φ = 30803409102.

The previous prime is 30803409079. The next prime is 30803409139. The reversal of 30803409103 is 30190430803.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30803409103 - 2¹³ = 30803400911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30803409163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15401704551 + 15401704552.

It is an arithmetic number, because the mean of its divisors is an integer number (15401704552).

Almost surely, 2^30803409103 is an apocalyptic number.

30803409103 is a deficient number, since it is larger than the sum of its proper divisors (1).

30803409103 is an equidigital number, since it uses as much as digits as its factorization.

30803409103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 30803409103 its reverse (30190430803), we get a palindrome (60993839906).

The spelling of 30803409103 in words is "thirty billion, eight hundred three million, four hundred nine thousand, one hundred three".