998703103 has 2 divisors, whose sum is σ = 998703104. Its totient is φ = 998703102.

The previous prime is 998703053. The next prime is 998703107. The reversal of 998703103 is 301307899.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-998703103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998703107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499351551 + 499351552.

It is an arithmetic number, because the mean of its divisors is an integer number (499351552).

Almost surely, 2^998703103 is an apocalyptic number.

998703103 is a deficient number, since it is larger than the sum of its proper divisors (1).

998703103 is an equidigital number, since it uses as much as digits as its factorization.

998703103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 998703103 is about 31602.2642068571. The cubic root of 998703103 is about 999.5675139828.

The spelling of 998703103 in words is "nine hundred ninety-eight million, seven hundred three thousand, one hundred three".