961005 has 8 divisors (see below), whose sum is σ = 1537632. Its totient is φ = 512528.

The previous prime is 961003. The next prime is 961021. The reversal of 961005 is 500169.

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 961005 - 2¹ = 961003 is a prime.

It is a super-2 number, since 2×961005² = 1847061220050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32019 + ... + 32048.

It is an arithmetic number, because the mean of its divisors is an integer number (192204).

2⁹⁶¹⁰⁰⁵ is an apocalyptic number.

It is an amenable number.

961005 is a deficient number, since it is larger than the sum of its proper divisors (576627).

961005 is a wasteful number, since it uses less digits than its factorization.

961005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64075.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 961005 is about 980.3086248728. The cubic root of 961005 is about 98.6828951778.

The spelling of 961005 in words is "nine hundred sixty-one thousand, five".