9606780121 has 8 divisors (see below), whose sum is σ = 10172814624. Its totient is φ = 9040848960.

The previous prime is 9606780109. The next prime is 9606780163. The reversal of 9606780121 is 1210876069.

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 9606780121 - 2¹³ = 9606771929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9606780721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249466 + ... + 285388.

It is an arithmetic number, because the mean of its divisors is an integer number (1271601828).

Almost surely, 2^9606780121 is an apocalyptic number.

It is an amenable number.

9606780121 is a deficient number, since it is larger than the sum of its proper divisors (566034503).

9606780121 is a wasteful number, since it uses less digits than its factorization.

9606780121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51671.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 9606780121 is about 98014.1832644643. The cubic root of 9606780121 is about 2125.8173646256.

The spelling of 9606780121 in words is "nine billion, six hundred six million, seven hundred eighty thousand, one hundred twenty-one".