99897359 has 2 divisors, whose sum is σ = 99897360. Its totient is φ = 99897358.

The previous prime is 99897353. The next prime is 99897377. The reversal of 99897359 is 95379899.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99897359 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 99897298 and 99897307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99897353) 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, 49948679 + 49948680.

It is an arithmetic number, because the mean of its divisors is an integer number (49948680).

Almost surely, 2^99897359 is an apocalyptic number.

99897359 is a deficient number, since it is larger than the sum of its proper divisors (1).

99897359 is an equidigital number, since it uses as much as digits as its factorization.

99897359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5511240, while the sum is 59.

The square root of 99897359 is about 9994.8666324269. The cubic root of 99897359 is about 464.0000232238. Note that the first 4 decimals are identical.

The spelling of 99897359 in words is "ninety-nine million, eight hundred ninety-seven thousand, three hundred fifty-nine".