195200903 has 2 divisors, whose sum is σ = 195200904. Its totient is φ = 195200902.

The previous prime is 195200879. The next prime is 195200909. The reversal of 195200903 is 309002591.

195200903 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 not a de Polignac number, because 195200903 - 2¹⁴ = 195184519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195200909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97600451 + 97600452.

It is an arithmetic number, because the mean of its divisors is an integer number (97600452).

Almost surely, 2^195200903 is an apocalyptic number.

195200903 is a deficient number, since it is larger than the sum of its proper divisors (1).

195200903 is an equidigital number, since it uses as much as digits as its factorization.

195200903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 195200903 is about 13971.4316732395. The cubic root of 195200903 is about 580.0880791721.

The spelling of 195200903 in words is "one hundred ninety-five million, two hundred thousand, nine hundred three".