195094087 has 2 divisors, whose sum is σ = 195094088. Its totient is φ = 195094086.

The previous prime is 195094021. The next prime is 195094093. The reversal of 195094087 is 780490591.

195094087 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 195094087 - 2¹⁵ = 195061319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195094787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97547043 + 97547044.

It is an arithmetic number, because the mean of its divisors is an integer number (97547044).

Almost surely, 2^195094087 is an apocalyptic number.

195094087 is a deficient number, since it is larger than the sum of its proper divisors (1).

195094087 is an equidigital number, since it uses as much as digits as its factorization.

195094087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 195094087 is about 13967.6084925087. The cubic root of 195094087 is about 579.9822497540.

The spelling of 195094087 in words is "one hundred ninety-five million, ninety-four thousand, eighty-seven".