99965005 has 32 divisors (see below), whose sum is σ = 142258176. Its totient is φ = 66014784.

The previous prime is 99964993. The next prime is 99965027. The reversal of 99965005 is 50056999.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 99965005 - 2⁹ = 99964493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109762 + ... + 110668.

It is an arithmetic number, because the mean of its divisors is an integer number (4445568).

Almost surely, 2^99965005 is an apocalyptic number.

It is an amenable number.

99965005 is a deficient number, since it is larger than the sum of its proper divisors (42293171).

99965005 is a wasteful number, since it uses less digits than its factorization.

99965005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033.

The product of its (nonzero) digits is 109350, while the sum is 43.

The square root of 99965005 is about 9998.2500968920. The cubic root of 99965005 is about 464.1047329104.

The spelling of 99965005 in words is "ninety-nine million, nine hundred sixty-five thousand, five".