197340133 has 2 divisors, whose sum is σ = 197340134. Its totient is φ = 197340132.

The previous prime is 197340067. The next prime is 197340139. The reversal of 197340133 is 331043791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179506404 + 17833729 = 13398^2 + 4223^2 .

It is a cyclic number.

It is not a de Polignac number, because 197340133 - 2²¹ = 195242981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197340095 and 197340104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197340139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98670066 + 98670067.

It is an arithmetic number, because the mean of its divisors is an integer number (98670067).

Almost surely, 2^197340133 is an apocalyptic number.

It is an amenable number.

197340133 is a deficient number, since it is larger than the sum of its proper divisors (1).

197340133 is an equidigital number, since it uses as much as digits as its factorization.

197340133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 197340133 is about 14047.7803584766. The cubic root of 197340133 is about 582.1994696980.

The spelling of 197340133 in words is "one hundred ninety-seven million, three hundred forty thousand, one hundred thirty-three".