96868721 has 2 divisors, whose sum is σ = 96868722. Its totient is φ = 96868720.

The previous prime is 96868711. The next prime is 96868741. The reversal of 96868721 is 12786869.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86397025 + 10471696 = 9295^2 + 3236^2 .

It is a cyclic number.

It is not a de Polignac number, because 96868721 - 2¹⁸ = 96606577 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (96868711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48434360 + 48434361.

It is an arithmetic number, because the mean of its divisors is an integer number (48434361).

Almost surely, 2^96868721 is an apocalyptic number.

It is an amenable number.

96868721 is a deficient number, since it is larger than the sum of its proper divisors (1).

96868721 is an equidigital number, since it uses as much as digits as its factorization.

96868721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 47.

The square root of 96868721 is about 9842.1908638270. The cubic root of 96868721 is about 459.2627146298.

The spelling of 96868721 in words is "ninety-six million, eight hundred sixty-eight thousand, seven hundred twenty-one".