197077 has 2 divisors, whose sum is σ = 197078. Its totient is φ = 197076.

The previous prime is 197063. The next prime is 197083. The reversal of 197077 is 770791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192721 + 4356 = 439^2 + 66^2 .

It is a cyclic number.

It is not a de Polignac number, because 197077 - 2¹¹ = 195029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197677) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98538 + 98539.

It is an arithmetic number, because the mean of its divisors is an integer number (98539).

2¹⁹⁷⁰⁷⁷ is an apocalyptic number.

It is an amenable number.

197077 is a deficient number, since it is larger than the sum of its proper divisors (1).

197077 is an equidigital number, since it uses as much as digits as its factorization.

197077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3087, while the sum is 31.

The square root of 197077 is about 443.9335535866. The cubic root of 197077 is about 58.1940586669.

The spelling of 197077 in words is "one hundred ninety-seven thousand, seventy-seven".