1085044851 has 12 divisors (see below), whose sum is σ = 1709767800. Its totient is φ = 657602880.

The previous prime is 1085044847. The next prime is 1085044897. The reversal of 1085044851 is 1584405801.

1085044851 is a `hidden beast` number, since 108 + 504 + 48 + 5 + 1 = 666.

It is not a de Polignac number, because 1085044851 - 2² = 1085044847 is a prime.

It is a super-2 number, since 2×1085044851² = 2354644657363224402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1085044801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5479926 + ... + 5480123.

It is an arithmetic number, because the mean of its divisors is an integer number (142480650).

Almost surely, 2^1085044851 is an apocalyptic number.

1085044851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1085044851 is a deficient number, since it is larger than the sum of its proper divisors (624722949).

1085044851 is a wasteful number, since it uses less digits than its factorization.

1085044851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10960066 (or 10960063 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The square root of 1085044851 is about 32940.0189890656. The cubic root of 1085044851 is about 1027.5806007066.

The spelling of 1085044851 in words is "one billion, eighty-five million, forty-four thousand, eight hundred fifty-one".