9661120682 has 8 divisors (see below), whose sum is σ = 14496195396. Its totient is φ = 4829055552.

The previous prime is 9661120669. The next prime is 9661120691. The reversal of 9661120682 is 2860211669.

It is a happy number.

It is a Cunningham number, because it is equal to 98291²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 9661120681 + 1 = 98291^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744353 + ... + 757220.

Almost surely, 2^9661120682 is an apocalyptic number.

9661120682 is a deficient number, since it is larger than the sum of its proper divisors (4835074714).

9661120682 is a wasteful number, since it uses less digits than its factorization.

9661120682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504792.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 9661120682 is about 98291.0000050869. Note that the first 5 decimals coincide. The cubic root of 9661120682 is about 2129.8180453944.

The spelling of 9661120682 in words is "nine billion, six hundred sixty-one million, one hundred twenty thousand, six hundred eighty-two".