1086447853 has 2 divisors, whose sum is σ = 1086447854. Its totient is φ = 1086447852.

The previous prime is 1086447827. The next prime is 1086447899. The reversal of 1086447853 is 3587446801.

It is a happy number.

It is an a-pointer prime, because the next prime (1086447899) can be obtained adding 1086447853 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1086229764 + 218089 = 32958^2 + 467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1086447853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1086447823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543223926 + 543223927.

It is an arithmetic number, because the mean of its divisors is an integer number (543223927).

Almost surely, 2^1086447853 is an apocalyptic number.

It is an amenable number.

1086447853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086447853 is an equidigital number, since it uses as much as digits as its factorization.

1086447853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 1086447853 is about 32961.3084236655. The cubic root of 1086447853 is about 1028.0233095014.

The spelling of 1086447853 in words is "one billion, eighty-six million, four hundred forty-seven thousand, eight hundred fifty-three".