913005 has 16 divisors (see below), whose sum is σ = 1623360. Its totient is φ = 486864.

The previous prime is 912991. The next prime is 913013. The reversal of 913005 is 500319.

It is not a de Polignac number, because 913005 - 2⁵ = 912973 is a prime.

913005 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3247 + ... + 3516.

It is an arithmetic number, because the mean of its divisors is an integer number (101460).

2⁹¹³⁰⁰⁵ is an apocalyptic number.

It is an amenable number.

913005 is a deficient number, since it is larger than the sum of its proper divisors (710355).

913005 is a wasteful number, since it uses less digits than its factorization.

913005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6777 (or 6771 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 913005 is about 955.5129512466. The cubic root of 913005 is about 97.0117603625.

Subtracting from 913005 its reverse (500319), we obtain a triangular number (412686 = T₉₀₈).

The spelling of 913005 in words is "nine hundred thirteen thousand, five".