12017275161 has 16 divisors (see below), whose sum is σ = 16117432320. Its totient is φ = 7964372880.

The previous prime is 12017275121. The next prime is 12017275217. The reversal of 12017275161 is 16157271021.

It is not a de Polignac number, because 12017275161 - 2¹¹ = 12017273113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12017275121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1001946 + ... + 1013868.

It is an arithmetic number, because the mean of its divisors is an integer number (1007339520).

Almost surely, 2^12017275161 is an apocalyptic number.

It is an amenable number.

12017275161 is a deficient number, since it is larger than the sum of its proper divisors (4100157159).

12017275161 is a wasteful number, since it uses less digits than its factorization.

12017275161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13876.

The product of its (nonzero) digits is 5880, while the sum is 33.

The spelling of 12017275161 in words is "twelve billion, seventeen million, two hundred seventy-five thousand, one hundred sixty-one".