99504599 has 2 divisors, whose sum is σ = 99504600. Its totient is φ = 99504598.

The previous prime is 99504571. The next prime is 99504611. The reversal of 99504599 is 99540599.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99504599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99504199) 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 as a sum of consecutive naturals, namely, 49752299 + 49752300.

It is an arithmetic number, because the mean of its divisors is an integer number (49752300).

Almost surely, 2^99504599 is an apocalyptic number.

99504599 is a deficient number, since it is larger than the sum of its proper divisors (1).

99504599 is an equidigital number, since it uses as much as digits as its factorization.

99504599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 656100, while the sum is 50.

The square root of 99504599 is about 9975.1991960061. The cubic root of 99504599 is about 463.3911315621.

The spelling of 99504599 in words is "ninety-nine million, five hundred four thousand, five hundred ninety-nine".