385194203 has 2 divisors, whose sum is σ = 385194204. Its totient is φ = 385194202.

The previous prime is 385194197. The next prime is 385194289. The reversal of 385194203 is 302491583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 385194203 - 2⁸ = 385193947 is a prime.

It is a Sophie Germain prime.

It is equal to p_20588174 and since 385194203 and 20588174 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (385194703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192597101 + 192597102.

It is an arithmetic number, because the mean of its divisors is an integer number (192597102).

Almost surely, 2^385194203 is an apocalyptic number.

385194203 is a deficient number, since it is larger than the sum of its proper divisors (1).

385194203 is an equidigital number, since it uses as much as digits as its factorization.

385194203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 385194203 is about 19626.3649971155. The cubic root of 385194203 is about 727.6009333945.

The spelling of 385194203 in words is "three hundred eighty-five million, one hundred ninety-four thousand, two hundred three".