99099487 has 2 divisors, whose sum is σ = 99099488. Its totient is φ = 99099486.

The previous prime is 99099463. The next prime is 99099503. The reversal of 99099487 is 78499099.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99099487 - 2¹⁵ = 99066719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99099587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49549743 + 49549744.

It is an arithmetic number, because the mean of its divisors is an integer number (49549744).

Almost surely, 2^99099487 is an apocalyptic number.

99099487 is a deficient number, since it is larger than the sum of its proper divisors (1).

99099487 is an equidigital number, since it uses as much as digits as its factorization.

99099487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1469664, while the sum is 55.

The square root of 99099487 is about 9954.8725255525. The cubic root of 99099487 is about 462.7614097566.

The spelling of 99099487 in words is "ninety-nine million, ninety-nine thousand, four hundred eighty-seven".