1085445208 has 8 divisors (see below), whose sum is σ = 2035209780. Its totient is φ = 542722600.

The previous prime is 1085445203. The next prime is 1085445241. The reversal of 1085445208 is 8025445801.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085445203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67840318 + ... + 67840333.

Almost surely, 2^1085445208 is an apocalyptic number.

It is an amenable number.

1085445208 is a deficient number, since it is larger than the sum of its proper divisors (949764572).

1085445208 is a wasteful number, since it uses less digits than its factorization.

1085445208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135680657 (or 135680653 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 37.

The square root of 1085445208 is about 32946.0954894506. The cubic root of 1085445208 is about 1027.7069698293.

The spelling of 1085445208 in words is "one billion, eighty-five million, four hundred forty-five thousand, two hundred eight".