32160145125281 has 2 divisors, whose sum is σ = 32160145125282. Its totient is φ = 32160145125280.

The previous prime is 32160145125253. The next prime is 32160145125301. The reversal of 32160145125281 is 18252154106123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31731590286400 + 428554838881 = 5633080^2 + 654641^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32160145125281 is a prime.

It is a super-2 number, since 2×32160145125281² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32160145124281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16080072562640 + 16080072562641.

It is an arithmetic number, because the mean of its divisors is an integer number (16080072562641).

Almost surely, 2^{32160145125281} is an apocalyptic number.

It is an amenable number.

32160145125281 is a deficient number, since it is larger than the sum of its proper divisors (1).

32160145125281 is an equidigital number, since it uses as much as digits as its factorization.

32160145125281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 32160145125281 in words is "thirty-two trillion, one hundred sixty billion, one hundred forty-five million, one hundred twenty-five thousand, two hundred eighty-one".