1044099985 has 8 divisors (see below), whose sum is σ = 1282057920. Its totient is φ = 815854704.

The previous prime is 1044099967. The next prime is 1044100009. The reversal of 1044099985 is 5899904401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1044099985 - 2¹⁵ = 1044067217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2427925 + ... + 2428354.

It is an arithmetic number, because the mean of its divisors is an integer number (160257240).

Almost surely, 2^1044099985 is an apocalyptic number.

It is an amenable number.

1044099985 is a deficient number, since it is larger than the sum of its proper divisors (237957935).

1044099985 is an equidigital number, since it uses as much as digits as its factorization.

1044099985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4856327.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 1044099985 is about 32312.5360347962. The cubic root of 1044099985 is about 1014.4890485642.

The spelling of 1044099985 in words is "one billion, forty-four million, ninety-nine thousand, nine hundred eighty-five".