1085556116 has 24 divisors (see below), whose sum is σ = 1986472320. Its totient is φ = 518091552.

The previous prime is 1085556107. The next prime is 1085556167. The reversal of 1085556116 is 6116555801.

It is a self number, because there is not a number n which added to its sum of digits gives 1085556116.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 32690 + ... + 56918.

It is an arithmetic number, because the mean of its divisors is an integer number (82769680).

Almost surely, 2^1085556116 is an apocalyptic number.

It is an amenable number.

1085556116 is a deficient number, since it is larger than the sum of its proper divisors (900916204).

1085556116 is a wasteful number, since it uses less digits than its factorization.

1085556116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24743 (or 24741 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 38.

The square root of 1085556116 is about 32947.7786201134. The cubic root of 1085556116 is about 1027.7419714557.

The spelling of 1085556116 in words is "one billion, eighty-five million, five hundred fifty-six thousand, one hundred sixteen".