198755093 has 2 divisors, whose sum is σ = 198755094. Its totient is φ = 198755092.

The previous prime is 198755033. The next prime is 198755099. The reversal of 198755093 is 390557891.

198755093 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 can be written as a sum of positive squares in only one way, i.e., 139665124 + 59089969 = 11818^2 + 7687^2 .

It is a cyclic number.

It is not a de Polignac number, because 198755093 - 2¹⁰ = 198754069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198755099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99377546 + 99377547.

It is an arithmetic number, because the mean of its divisors is an integer number (99377547).

Almost surely, 2^198755093 is an apocalyptic number.

It is an amenable number.

198755093 is a deficient number, since it is larger than the sum of its proper divisors (1).

198755093 is an equidigital number, since it uses as much as digits as its factorization.

198755093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 47.

The square root of 198755093 is about 14098.0528088102. The cubic root of 198755093 is about 583.5876446149.

The spelling of 198755093 in words is "one hundred ninety-eight million, seven hundred fifty-five thousand, ninety-three".