99999313 has 8 divisors (see below), whose sum is σ = 102868416. Its totient is φ = 97170000.

The previous prime is 99999307. The next prime is 99999323. The reversal of 99999313 is 31399999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99999313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99999323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4813 + ... + 14938.

It is an arithmetic number, because the mean of its divisors is an integer number (12858552).

Almost surely, 2^99999313 is an apocalyptic number.

It is an amenable number.

99999313 is a deficient number, since it is larger than the sum of its proper divisors (2869103).

99999313 is a wasteful number, since it uses less digits than its factorization.

99999313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19895.

The product of its digits is 531441, while the sum is 52.

The square root of 99999313 is about 9999.9656499410. The cubic root of 99999313 is about 464.1578204350.

The spelling of 99999313 in words is "ninety-nine million, nine hundred ninety-nine thousand, three hundred thirteen".