99500617 has 2 divisors, whose sum is σ = 99500618. Its totient is φ = 99500616.

The previous prime is 99500591. The next prime is 99500629. The reversal of 99500617 is 71600599.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88284816 + 11215801 = 9396^2 + 3349^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99500617 is a prime.

It is not a weakly prime, because it can be changed into another prime (99500647) 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, 49750308 + 49750309.

It is an arithmetic number, because the mean of its divisors is an integer number (49750309).

Almost surely, 2^99500617 is an apocalyptic number.

It is an amenable number.

99500617 is a deficient number, since it is larger than the sum of its proper divisors (1).

99500617 is an equidigital number, since it uses as much as digits as its factorization.

99500617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 99500617 is about 9974.9995989975. Note that the first 3 decimals coincide. The cubic root of 99500617 is about 463.3849501122.

The spelling of 99500617 in words is "ninety-nine million, five hundred thousand, six hundred seventeen".