97283321 has 2 divisors, whose sum is σ = 97283322. Its totient is φ = 97283320.

The previous prime is 97283297. The next prime is 97283357. The reversal of 97283321 is 12338279.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76807696 + 20475625 = 8764^2 + 4525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97283321 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48641660 + 48641661.

It is an arithmetic number, because the mean of its divisors is an integer number (48641661).

Almost surely, 2^97283321 is an apocalyptic number.

It is an amenable number.

97283321 is a deficient number, since it is larger than the sum of its proper divisors (1).

97283321 is an equidigital number, since it uses as much as digits as its factorization.

97283321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 97283321 is about 9863.2307587322. The cubic root of 97283321 is about 459.9169998326.

The spelling of 97283321 in words is "ninety-seven million, two hundred eighty-three thousand, three hundred twenty-one".