9100000505 has 8 divisors (see below), whose sum is σ = 11494737600. Its totient is φ = 6896842416.

The previous prime is 9100000489. The next prime is 9100000529. The reversal of 9100000505 is 5050000019.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9100000505 - 2⁴ = 9100000489 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47894645 + ... + 47894834.

It is an arithmetic number, because the mean of its divisors is an integer number (1436842200).

Almost surely, 2^9100000505 is an apocalyptic number.

9100000505 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

9100000505 is a deficient number, since it is larger than the sum of its proper divisors (2394737095).

9100000505 is a wasteful number, since it uses less digits than its factorization.

9100000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95789503.

The product of its (nonzero) digits is 225, while the sum is 20.

The square root of 9100000505 is about 95393.9227886137. The cubic root of 9100000505 is about 2087.7595172832.

The spelling of 9100000505 in words is "nine billion, one hundred million, five hundred five", and thus it is an aban number.