198750803 has 2 divisors, whose sum is σ = 198750804. Its totient is φ = 198750802.

The previous prime is 198750793. The next prime is 198750829. The reversal of 198750803 is 308057891.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 198750803 - 2¹⁰ = 198749779 is a prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (198750863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99375401 + 99375402.

It is an arithmetic number, because the mean of its divisors is an integer number (99375402).

Almost surely, 2^198750803 is an apocalyptic number.

198750803 is a deficient number, since it is larger than the sum of its proper divisors (1).

198750803 is an equidigital number, since it uses as much as digits as its factorization.

198750803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 198750803 is about 14097.9006593180. The cubic root of 198750803 is about 583.5834457976.

The spelling of 198750803 in words is "one hundred ninety-eight million, seven hundred fifty thousand, eight hundred three".