2097016897 has 2 divisors, whose sum is σ = 2097016898. Its totient is φ = 2097016896.

The previous prime is 2097016877. The next prime is 2097016919. The reversal of 2097016897 is 7986107902.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2071251121 + 25765776 = 45511^2 + 5076^2 .

It is a cyclic number.

It is not a de Polignac number, because 2097016897 - 2⁷ = 2097016769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2097016897.

It is not a weakly prime, because it can be changed into another prime (2097016877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1048508448 + 1048508449.

It is an arithmetic number, because the mean of its divisors is an integer number (1048508449).

Almost surely, 2^2097016897 is an apocalyptic number.

It is an amenable number.

2097016897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2097016897 is an equidigital number, since it uses as much as digits as its factorization.

2097016897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 49.

The square root of 2097016897 is about 45793.1970602621. The cubic root of 2097016897 is about 1279.9725126340.

The spelling of 2097016897 in words is "two billion, ninety-seven million, sixteen thousand, eight hundred ninety-seven".