985115 has 4 divisors (see below), whose sum is σ = 1182144. Its totient is φ = 788088.

The previous prime is 985109. The next prime is 985121. The reversal of 985115 is 511589.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (985109) and next prime (985121).

It is a cyclic number.

It is not a de Polignac number, because 985115 - 2⁸ = 984859 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 985115.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98507 + ... + 98516.

It is an arithmetic number, because the mean of its divisors is an integer number (295536).

2⁹⁸⁵¹¹⁵ is an apocalyptic number.

985115 is a deficient number, since it is larger than the sum of its proper divisors (197029).

985115 is a wasteful number, since it uses less digits than its factorization.

985115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197028.

The product of its digits is 1800, while the sum is 29.

The square root of 985115 is about 992.5295965360. The cubic root of 985115 is about 99.5013509576.

The spelling of 985115 in words is "nine hundred eighty-five thousand, one hundred fifteen".