1085432415811 has 2 divisors, whose sum is σ = 1085432415812. Its totient is φ = 1085432415810.

The previous prime is 1085432415791. The next prime is 1085432415901. The reversal of 1085432415811 is 1185142345801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1085432415811 - 2⁹ = 1085432415299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1085438415811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542716207905 + 542716207906.

It is an arithmetic number, because the mean of its divisors is an integer number (542716207906).

Almost surely, 2^{1085432415811} is an apocalyptic number.

1085432415811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085432415811 is an equidigital number, since it uses as much as digits as its factorization.

1085432415811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 153600, while the sum is 43.

The spelling of 1085432415811 in words is "one trillion, eighty-five billion, four hundred thirty-two million, four hundred fifteen thousand, eight hundred eleven".