99995039 has 2 divisors, whose sum is σ = 99995040. Its totient is φ = 99995038.

The previous prime is 99995011. The next prime is 99995041. The reversal of 99995039 is 93059999.

It is a strong prime.

It is an emirp because it is prime and its reverse (93059999) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99995039 is a prime.

It is a super-2 number, since 2×99995039² = 19998015649223042, which contains 22 as substring.

Together with 99995041, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99995059) 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, 49997519 + 49997520.

It is an arithmetic number, because the mean of its divisors is an integer number (49997520).

Almost surely, 2^99995039 is an apocalyptic number.

99995039 is a deficient number, since it is larger than the sum of its proper divisors (1).

99995039 is an equidigital number, since it uses as much as digits as its factorization.

99995039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 885735, while the sum is 53.

The square root of 99995039 is about 9999.7519469235. The cubic root of 99995039 is about 464.1512075936.

The spelling of 99995039 in words is "ninety-nine million, nine hundred ninety-five thousand, thirty-nine".