195441811 has 2 divisors, whose sum is σ = 195441812. Its totient is φ = 195441810.

The previous prime is 195441797. The next prime is 195441821. The reversal of 195441811 is 118144591.

195441811 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 195441811 - 2²³ = 187053203 is a prime.

It is not a weakly prime, because it can be changed into another prime (195441821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97720905 + 97720906.

It is an arithmetic number, because the mean of its divisors is an integer number (97720906).

Almost surely, 2^195441811 is an apocalyptic number.

195441811 is a deficient number, since it is larger than the sum of its proper divisors (1).

195441811 is an equidigital number, since it uses as much as digits as its factorization.

195441811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 34.

The square root of 195441811 is about 13980.0504648588. The cubic root of 195441811 is about 580.3266204324.

The spelling of 195441811 in words is "one hundred ninety-five million, four hundred forty-one thousand, eight hundred eleven".