2017397 has 2 divisors, whose sum is σ = 2017398. Its totient is φ = 2017396.

The previous prime is 2017369. The next prime is 2017403. The reversal of 2017397 is 7937102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1615441 + 401956 = 1271^2 + 634^2 .

It is a cyclic number.

It is not a de Polignac number, because 2017397 - 2⁶ = 2017333 is a prime.

It is a plaindrome in base 6.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2010397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008698 + 1008699.

It is an arithmetic number, because the mean of its divisors is an integer number (1008699).

2^2017397 is an apocalyptic number.

It is an amenable number.

2017397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2017397 is an equidigital number, since it uses as much as digits as its factorization.

2017397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 2017397 is about 1420.3510129542. The cubic root of 2017397 is about 126.3563649589.

The spelling of 2017397 in words is "two million, seventeen thousand, three hundred ninety-seven".