6113999 has 8 divisors (see below), whose sum is σ = 6512688. Its totient is φ = 5719680.

The previous prime is 6113981. The next prime is 6114001. The reversal of 6113999 is 9993116.

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 6113999 - 2⁸ = 6113743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6113909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2084 + ... + 4070.

It is an arithmetic number, because the mean of its divisors is an integer number (814086).

Almost surely, 2^6113999 is an apocalyptic number.

6113999 is a deficient number, since it is larger than the sum of its proper divisors (398689).

6113999 is a wasteful number, since it uses less digits than its factorization.

6113999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185.

The product of its digits is 13122, while the sum is 38.

The square root of 6113999 is about 2472.6501976624. The cubic root of 6113999 is about 182.8556796584.

The spelling of 6113999 in words is "six million, one hundred thirteen thousand, nine hundred ninety-nine".