160004271121 has 2 divisors, whose sum is σ = 160004271122. Its totient is φ = 160004271120.

The previous prime is 160004271109. The next prime is 160004271187. The reversal of 160004271121 is 121172400061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146516700625 + 13487570496 = 382775^2 + 116136^2 .

It is a cyclic number.

It is not a de Polignac number, because 160004271121 - 2⁹ = 160004270609 is a prime.

It is not a weakly prime, because it can be changed into another prime (160004271191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80002135560 + 80002135561.

It is an arithmetic number, because the mean of its divisors is an integer number (80002135561).

Almost surely, 2^160004271121 is an apocalyptic number.

It is an amenable number.

160004271121 is a deficient number, since it is larger than the sum of its proper divisors (1).

160004271121 is an equidigital number, since it uses as much as digits as its factorization.

160004271121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 160004271121 its reverse (121172400061), we get a palindrome (281176671182).

The spelling of 160004271121 in words is "one hundred sixty billion, four million, two hundred seventy-one thousand, one hundred twenty-one".