6786747127 has 4 divisors (see below), whose sum is σ = 7020772920. Its totient is φ = 6552721336.

The previous prime is 6786747091. The next prime is 6786747139. The reversal of 6786747127 is 7217476876.

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

It is a cyclic number.

It is not a de Polignac number, because 6786747127 - 2²³ = 6778358519 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 (6786757127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117012853 + ... + 117012910.

It is an arithmetic number, because the mean of its divisors is an integer number (1755193230).

Almost surely, 2^6786747127 is an apocalyptic number.

6786747127 is a deficient number, since it is larger than the sum of its proper divisors (234025793).

6786747127 is a wasteful number, since it uses less digits than its factorization.

6786747127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234025792.

The product of its digits is 5531904, while the sum is 55.

The square root of 6786747127 is about 82381.7159750876. The cubic root of 6786747127 is about 1893.3048870956.

The spelling of 6786747127 in words is "six billion, seven hundred eighty-six million, seven hundred forty-seven thousand, one hundred twenty-seven".