164160121 has 2 divisors, whose sum is σ = 164160122. Its totient is φ = 164160120.

The previous prime is 164160091. The next prime is 164160151. The reversal of 164160121 is 121061461.

164160121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (164160091) and next prime (164160151).

It can be written as a sum of positive squares in only one way, i.e., 89510521 + 74649600 = 9461^2 + 8640^2 .

It is a cyclic number.

It is not a de Polignac number, because 164160121 - 2¹¹ = 164158073 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 164160092 and 164160101.

It is not a weakly prime, because it can be changed into another prime (164160151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82080060 + 82080061.

It is an arithmetic number, because the mean of its divisors is an integer number (82080061).

Almost surely, 2^164160121 is an apocalyptic number.

It is an amenable number.

164160121 is a deficient number, since it is larger than the sum of its proper divisors (1).

164160121 is an equidigital number, since it uses as much as digits as its factorization.

164160121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 164160121 is about 12812.4986243902. The cubic root of 164160121 is about 547.5484507764.

The spelling of 164160121 in words is "one hundred sixty-four million, one hundred sixty thousand, one hundred twenty-one".