6113985 has 8 divisors (see below), whose sum is σ = 9782400. Its totient is φ = 3260784.

The previous prime is 6113981. The next prime is 6114001. The reversal of 6113985 is 5893116.

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

It is not a de Polignac number, because 6113985 - 2² = 6113981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6113981) by changing a digit.

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, 203785 + ... + 203814.

It is an arithmetic number, because the mean of its divisors is an integer number (1222800).

Almost surely, 2^6113985 is an apocalyptic number.

It is an amenable number.

6113985 is a deficient number, since it is larger than the sum of its proper divisors (3668415).

6113985 is a wasteful number, since it uses less digits than its factorization.

6113985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407607.

The product of its digits is 6480, while the sum is 33.

The square root of 6113985 is about 2472.6473666902. The cubic root of 6113985 is about 182.8555400890.

The spelling of 6113985 in words is "six million, one hundred thirteen thousand, nine hundred eighty-five".