998580103 has 2 divisors, whose sum is σ = 998580104. Its totient is φ = 998580102.

The previous prime is 998580101. The next prime is 998580109. The reversal of 998580103 is 301085899.

It is a weak prime.

It is an emirp because it is prime and its reverse (301085899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 998580103 - 2¹ = 998580101 is a prime.

Together with 998580101, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 998580103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998580101) 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, 499290051 + 499290052.

It is an arithmetic number, because the mean of its divisors is an integer number (499290052).

Almost surely, 2^998580103 is an apocalyptic number.

998580103 is a deficient number, since it is larger than the sum of its proper divisors (1).

998580103 is an equidigital number, since it uses as much as digits as its factorization.

998580103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 998580103 is about 31600.3180838421. The cubic root of 998580103 is about 999.5264768112.

The spelling of 998580103 in words is "nine hundred ninety-eight million, five hundred eighty thousand, one hundred three".