99905059 has 16 divisors (see below), whose sum is σ = 107712000. Its totient is φ = 92383200.

The previous prime is 99905051. The next prime is 99905063. The reversal of 99905059 is 95050999.

It is a cyclic number.

It is not a de Polignac number, because 99905059 - 2³ = 99905051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99905051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151272 + ... + 151930.

It is an arithmetic number, because the mean of its divisors is an integer number (6732000).

Almost surely, 2^99905059 is an apocalyptic number.

99905059 is a deficient number, since it is larger than the sum of its proper divisors (7806941).

99905059 is a wasteful number, since it uses less digits than its factorization.

99905059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858.

The product of its (nonzero) digits is 164025, while the sum is 46.

The square root of 99905059 is about 9995.2518227406. The cubic root of 99905059 is about 464.0119444879.

The spelling of 99905059 in words is "ninety-nine million, nine hundred five thousand, fifty-nine".