99576313 has 2 divisors, whose sum is σ = 99576314. Its totient is φ = 99576312.

The previous prime is 99576311. The next prime is 99576319. The reversal of 99576313 is 31367599.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52954729 + 46621584 = 7277^2 + 6828^2 .

It is an emirp because it is prime and its reverse (31367599) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99576313 - 2¹ = 99576311 is a prime.

It is a super-2 number, since 2×99576313² = 19830884221347938, which contains 22 as substring.

Together with 99576311, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 99576313.

It is not a weakly prime, because it can be changed into another prime (99576311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49788156 + 49788157.

It is an arithmetic number, because the mean of its divisors is an integer number (49788157).

Almost surely, 2^99576313 is an apocalyptic number.

It is an amenable number.

99576313 is a deficient number, since it is larger than the sum of its proper divisors (1).

99576313 is an equidigital number, since it uses as much as digits as its factorization.

99576313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 153090, while the sum is 43.

The square root of 99576313 is about 9978.7931635043. The cubic root of 99576313 is about 463.5024284324.

The spelling of 99576313 in words is "ninety-nine million, five hundred seventy-six thousand, three hundred thirteen".