6191128 has 16 divisors (see below), whose sum is σ = 12291480. Its totient is φ = 2913408.

The previous prime is 6191083. The next prime is 6191137. The reversal of 6191128 is 8211916.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6191096 and 6191105.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 22626 + ... + 22897.

Almost surely, 2^6191128 is an apocalyptic number.

6191128 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6191128 is a deficient number, since it is larger than the sum of its proper divisors (6100352).

6191128 is a wasteful number, since it uses less digits than its factorization.

6191128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45546 (or 45542 counting only the distinct ones).

The product of its digits is 864, while the sum is 28.

The square root of 6191128 is about 2488.1977413381. The cubic root of 6191128 is about 183.6213859270.

The spelling of 6191128 in words is "six million, one hundred ninety-one thousand, one hundred twenty-eight".