85811260537141 has 2 divisors, whose sum is σ = 85811260537142. Its totient is φ = 85811260537140.

The previous prime is 85811260537111. The next prime is 85811260537193. The reversal of 85811260537141 is 14173506211858.

It is an a-pointer prime, because the next prime (85811260537193) can be obtained adding 85811260537141 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73110126798916 + 12701133738225 = 8550446^2 + 3563865^2 .

It is a cyclic number.

It is not a de Polignac number, because 85811260537141 - 2⁵ = 85811260537109 is a prime.

It is a super-3 number, since 3×85811260537141³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85811260537111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42905630268570 + 42905630268571.

It is an arithmetic number, because the mean of its divisors is an integer number (42905630268571).

Almost surely, 2^{85811260537141} is an apocalyptic number.

It is an amenable number.

85811260537141 is a deficient number, since it is larger than the sum of its proper divisors (1).

85811260537141 is an equidigital number, since it uses as much as digits as its factorization.

85811260537141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1612800, while the sum is 52.

Adding to 85811260537141 its reverse (14173506211858), we get a palindrome (99984766748999).

The spelling of 85811260537141 in words is "eighty-five trillion, eight hundred eleven billion, two hundred sixty million, five hundred thirty-seven thousand, one hundred forty-one".