961704961 has 8 divisors (see below), whose sum is σ = 1099693184. Its totient is φ = 823867200.

The previous prime is 961704959. The next prime is 961704967. The reversal of 961704961 is 169407169.

It is a happy number.

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 961704961 - 2¹ = 961704959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (961704967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23565 + ... + 49786.

It is an arithmetic number, because the mean of its divisors is an integer number (137461648).

Almost surely, 2^961704961 is an apocalyptic number.

It is an amenable number.

961704961 is a deficient number, since it is larger than the sum of its proper divisors (137988223).

961704961 is a wasteful number, since it uses less digits than its factorization.

961704961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75231.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 961704961 is about 31011.3682542386. The cubic root of 961704961 is about 987.0684837068.

The spelling of 961704961 in words is "nine hundred sixty-one million, seven hundred four thousand, nine hundred sixty-one".