1085547018 has 16 divisors (see below), whose sum is σ = 2207892960. Its totient is φ = 355715856.

The previous prime is 1085547017. The next prime is 1085547041. The reversal of 1085547018 is 8107455801.

It is not an unprimeable number, because it can be changed into a prime (1085547013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532905 + ... + 1533612.

It is an arithmetic number, because the mean of its divisors is an integer number (137993310).

Almost surely, 2^1085547018 is an apocalyptic number.

1085547018 is an abundant number, since it is smaller than the sum of its proper divisors (1122345942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1085547018 is a wasteful number, since it uses less digits than its factorization.

1085547018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066581.

The product of its (nonzero) digits is 44800, while the sum is 39.

The square root of 1085547018 is about 32947.6405528529. The cubic root of 1085547018 is about 1027.7391002936.

The spelling of 1085547018 in words is "one billion, eighty-five million, five hundred forty-seven thousand, eighteen".