5991127 has 4 divisors (see below), whose sum is σ = 6006616. Its totient is φ = 5975640.

The previous prime is 5991113. The next prime is 5991131. The reversal of 5991127 is 7211995.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5991127 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 5991092 and 5991101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5991107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7149 + ... + 7942.

It is an arithmetic number, because the mean of its divisors is an integer number (1501654).

Almost surely, 2^5991127 is an apocalyptic number.

5991127 is a deficient number, since it is larger than the sum of its proper divisors (15489).

5991127 is a wasteful number, since it uses less digits than its factorization.

5991127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15488.

The product of its digits is 5670, while the sum is 34.

The square root of 5991127 is about 2447.6778791336. The cubic root of 5991127 is about 181.6224411418.

The spelling of 5991127 in words is "five million, nine hundred ninety-one thousand, one hundred twenty-seven".