9961159 has 8 divisors (see below), whose sum is σ = 10754352. Its totient is φ = 9171840.

The previous prime is 9961151. The next prime is 9961207. The reversal of 9961159 is 9511699.

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 9961159 - 2³ = 9961151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9961151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6639 + ... + 7999.

It is an arithmetic number, because the mean of its divisors is an integer number (1344294).

Almost surely, 2^9961159 is an apocalyptic number.

9961159 is a deficient number, since it is larger than the sum of its proper divisors (793193).

9961159 is a wasteful number, since it uses less digits than its factorization.

9961159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937.

The product of its digits is 21870, while the sum is 40.

The square root of 9961159 is about 3156.1303838720. The cubic root of 9961159 is about 215.1641724259.

The spelling of 9961159 in words is "nine million, nine hundred sixty-one thousand, one hundred fifty-nine".