83327197 has 2 divisors, whose sum is σ = 83327198. Its totient is φ = 83327196.

The previous prime is 83327093. The next prime is 83327201. The reversal of 83327197 is 79172338.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81920601 + 1406596 = 9051^2 + 1186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83327197 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 (83325197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41663598 + 41663599.

It is an arithmetic number, because the mean of its divisors is an integer number (41663599).

Almost surely, 2^83327197 is an apocalyptic number.

It is an amenable number.

83327197 is a deficient number, since it is larger than the sum of its proper divisors (1).

83327197 is an equidigital number, since it uses as much as digits as its factorization.

83327197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The square root of 83327197 is about 9128.3731847466. The cubic root of 83327197 is about 436.7795109431.

The spelling of 83327197 in words is "eighty-three million, three hundred twenty-seven thousand, one hundred ninety-seven".