198257296103 has 2 divisors, whose sum is σ = 198257296104. Its totient is φ = 198257296102.

The previous prime is 198257296033. The next prime is 198257296109. The reversal of 198257296103 is 301692752891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198257296103 - 2³⁴ = 181077426919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198257296109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99128648051 + 99128648052.

It is an arithmetic number, because the mean of its divisors is an integer number (99128648052).

Almost surely, 2^198257296103 is an apocalyptic number.

198257296103 is a deficient number, since it is larger than the sum of its proper divisors (1).

198257296103 is an equidigital number, since it uses as much as digits as its factorization.

198257296103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 198257296103 in words is "one hundred ninety-eight billion, two hundred fifty-seven million, two hundred ninety-six thousand, one hundred three".