9121329160 has 32 divisors (see below), whose sum is σ = 20527962840. Its totient is φ = 3647647744.

The previous prime is 9121329157. The next prime is 9121329229. The reversal of 9121329160 is 619231219.

It can be written as a sum of positive squares in 4 ways, for example, as 8919291364 + 202037796 = 94442^2 + 14214^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154344 + ... + 205096.

Almost surely, 2^9121329160 is an apocalyptic number.

It is an amenable number.

9121329160 is an abundant number, since it is smaller than the sum of its proper divisors (11406633680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9121329160 is a wasteful number, since it uses less digits than its factorization.

9121329160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55257 (or 55253 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 9121329160 is about 95505.6498852293. The cubic root of 9121329160 is about 2089.3893471734.

The spelling of 9121329160 in words is "nine billion, one hundred twenty-one million, three hundred twenty-nine thousand, one hundred sixty".