961173 has 16 divisors (see below), whose sum is σ = 1442560. Its totient is φ = 632448.

The previous prime is 961159. The next prime is 961183. The reversal of 961173 is 371169.

It is not a de Polignac number, because 961173 - 2⁴ = 961157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a nialpdrome in base 4 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2436 + ... + 2802.

It is an arithmetic number, because the mean of its divisors is an integer number (90160).

2⁹⁶¹¹⁷³ is an apocalyptic number.

It is an amenable number.

961173 is a deficient number, since it is larger than the sum of its proper divisors (481387).

961173 is a wasteful number, since it uses less digits than its factorization.

961173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473 (or 467 counting only the distinct ones).

The product of its digits is 1134, while the sum is 27.

The square root of 961173 is about 980.3943084290. The cubic root of 961173 is about 98.6886453249.

The spelling of 961173 in words is "nine hundred sixty-one thousand, one hundred seventy-three".