985511306041 has 2 divisors, whose sum is σ = 985511306042. Its totient is φ = 985511306040.

The previous prime is 985511306027. The next prime is 985511306047. The reversal of 985511306041 is 140603115589.

985511306041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 715115466025 + 270395840016 = 845645^2 + 519996^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-985511306041 is a prime.

It is not a weakly prime, because it can be changed into another prime (985511306047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492755653020 + 492755653021.

It is an arithmetic number, because the mean of its divisors is an integer number (492755653021).

Almost surely, 2^985511306041 is an apocalyptic number.

It is an amenable number.

985511306041 is a deficient number, since it is larger than the sum of its proper divisors (1).

985511306041 is an equidigital number, since it uses as much as digits as its factorization.

985511306041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 985511306041 in words is "nine hundred eighty-five billion, five hundred eleven million, three hundred six thousand, forty-one".