195077 has 2 divisors, whose sum is σ = 195078. Its totient is φ = 195076.

The previous prime is 195071. The next prime is 195089. The reversal of 195077 is 770591.

195077 = 254² + 255² + 256².

195077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111556 + 83521 = 334^2 + 289^2 .

It is an emirp because it is prime and its reverse (770591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 195077 - 2¹⁴ = 178693 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97538 + 97539.

It is an arithmetic number, because the mean of its divisors is an integer number (97539).

2¹⁹⁵⁰⁷⁷ is an apocalyptic number.

It is an amenable number.

195077 is a deficient number, since it is larger than the sum of its proper divisors (1).

195077 is an equidigital number, since it uses as much as digits as its factorization.

195077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2205, while the sum is 29.

The square root of 195077 is about 441.6752200430. The cubic root of 195077 is about 57.9965316991.

The spelling of 195077 in words is "one hundred ninety-five thousand, seventy-seven".