198713803 has 2 divisors, whose sum is σ = 198713804. Its totient is φ = 198713802.

The previous prime is 198713773. The next prime is 198713819. The reversal of 198713803 is 308317891.

198713803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198713803 is a prime.

It is not a weakly prime, because it can be changed into another prime (198513803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99356901 + 99356902.

It is an arithmetic number, because the mean of its divisors is an integer number (99356902).

Almost surely, 2^198713803 is an apocalyptic number.

198713803 is a deficient number, since it is larger than the sum of its proper divisors (1).

198713803 is an equidigital number, since it uses as much as digits as its factorization.

198713803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 198713803 is about 14096.5883461212. The cubic root of 198713803 is about 583.5472297132.

The spelling of 198713803 in words is "one hundred ninety-eight million, seven hundred thirteen thousand, eight hundred three".