99995087 has 2 divisors, whose sum is σ = 99995088. Its totient is φ = 99995086.

The previous prime is 99995059. The next prime is 99995111. The reversal of 99995087 is 78059999.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99995087 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99595087) 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, 49997543 + 49997544.

It is an arithmetic number, because the mean of its divisors is an integer number (49997544).

Almost surely, 2^99995087 is an apocalyptic number.

99995087 is a deficient number, since it is larger than the sum of its proper divisors (1).

99995087 is an equidigital number, since it uses as much as digits as its factorization.

99995087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1837080, while the sum is 56.

The square root of 99995087 is about 9999.7543469827. The cubic root of 99995087 is about 464.1512818615.

The spelling of 99995087 in words is "ninety-nine million, nine hundred ninety-five thousand, eighty-seven".