197345097 has 6 divisors (see below), whose sum is σ = 285054042. Its totient is φ = 131563392.

The previous prime is 197345053. The next prime is 197345119. The reversal of 197345097 is 790543791.

197345097 is a `hidden beast` number, since 197 + 3 + 450 + 9 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 141633801 + 55711296 = 11901^2 + 7464^2 .

It is not a de Polignac number, because 197345097 - 2¹¹ = 197343049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (197341097) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10963608 + ... + 10963625.

It is an arithmetic number, because the mean of its divisors is an integer number (47509007).

Almost surely, 2^197345097 is an apocalyptic number.

It is an amenable number.

197345097 is a deficient number, since it is larger than the sum of its proper divisors (87708945).

197345097 is a wasteful number, since it uses less digits than its factorization.

197345097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21927239 (or 21927236 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 197345097 is about 14047.9570400824. The cubic root of 197345097 is about 582.2043513101.

The spelling of 197345097 in words is "one hundred ninety-seven million, three hundred forty-five thousand, ninety-seven".