99707017 has 4 divisors (see below), whose sum is σ = 103145220. Its totient is φ = 96268816.

The previous prime is 99707011. The next prime is 99707029. The reversal of 99707017 is 71070799.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71070799 = 1049 ⋅67751.

It can be written as a sum of positive squares in 2 ways, for example, as 66194496 + 33512521 = 8136^2 + 5789^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99707017 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99707011) 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 in 3 ways as a sum of consecutive naturals, for example, 1719058 + ... + 1719115.

It is an arithmetic number, because the mean of its divisors is an integer number (25786305).

Almost surely, 2^99707017 is an apocalyptic number.

It is an amenable number.

99707017 is a deficient number, since it is larger than the sum of its proper divisors (3438203).

99707017 is a wasteful number, since it uses less digits than its factorization.

99707017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3438202.

The product of its (nonzero) digits is 27783, while the sum is 40.

The square root of 99707017 is about 9985.3401043730. The cubic root of 99707017 is about 463.7051377327.

The spelling of 99707017 in words is "ninety-nine million, seven hundred seven thousand, seventeen".