12446161 has 16 divisors (see below), whose sum is σ = 15410304. Its totient is φ = 9788544.

The previous prime is 12446153. The next prime is 12446173. The reversal of 12446161 is 16164421.

It is a cyclic number.

It is not a de Polignac number, because 12446161 - 2³ = 12446153 is a prime.

It is a super-4 number, since 4×12446161⁴ (a number of 29 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (12446101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20910 + ... + 21496.

It is an arithmetic number, because the mean of its divisors is an integer number (963144).

Almost surely, 2^12446161 is an apocalyptic number.

It is an amenable number.

12446161 is a deficient number, since it is larger than the sum of its proper divisors (2964143).

12446161 is a wasteful number, since it uses less digits than its factorization.

12446161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840.

The product of its digits is 1152, while the sum is 25.

The square root of 12446161 is about 3527.9117052443. The cubic root of 12446161 is about 231.7457641565.

The spelling of 12446161 in words is "twelve million, four hundred forty-six thousand, one hundred sixty-one".