2897 has 2 divisors, whose sum is σ = 2898. Its totient is φ = 2896.
The previous prime is 2887. The next prime is 2903. The reversal of 2897 is 7982.
2897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1936 + 961 = 44^2 + 31^2 .
It is a cyclic number.
It is not a de Polignac number, because 2897 - 26 = 2833 is a prime.
It is a Chen prime.
It is an Ulam number.
It is a nialpdrome in base 8 and base 16.
It is not a weakly prime, because it can be changed into another prime (2837) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1448 + 1449.
It is an arithmetic number, because the mean of its divisors is an integer number (1449).
It is an amenable number.
2897 is a deficient number, since it is larger than the sum of its proper divisors (1).
2897 is an equidigital number, since it uses as much as digits as its factorization.
2897 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1008, while the sum is 26.
The square root of 2897 is about 53.8237865632. The cubic root of 2897 is about 14.2555123846.
It can be divided in two parts, 28 and 97, that added together give a cube (125 = 53).
The spelling of 2897 in words is "two thousand, eight hundred ninety-seven".
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