1074855985 has 16 divisors (see below), whose sum is σ = 1488404736. Its totient is φ = 729885888.

The previous prime is 1074855979. The next prime is 1074855997. The reversal of 1074855985 is 5895584701.

It is a cyclic number.

It is not a de Polignac number, because 1074855985 - 2⁷ = 1074855857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145474 + ... + 152683.

It is an arithmetic number, because the mean of its divisors is an integer number (93025296).

Almost surely, 2^1074855985 is an apocalyptic number.

It is an amenable number.

1074855985 is a deficient number, since it is larger than the sum of its proper divisors (413548751).

1074855985 is a wasteful number, since it uses less digits than its factorization.

1074855985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298272.

The product of its (nonzero) digits is 2016000, while the sum is 52.

The square root of 1074855985 is about 32784.9963397893. The cubic root of 1074855985 is about 1024.3540598090.

The spelling of 1074855985 in words is "one billion, seventy-four million, eight hundred fifty-five thousand, nine hundred eighty-five".