6128977 has 2 divisors, whose sum is σ = 6128978. Its totient is φ = 6128976.

The previous prime is 6128957. The next prime is 6128987. The reversal of 6128977 is 7798216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3806401 + 2322576 = 1951^2 + 1524^2 .

It is a cyclic number.

It is not a de Polignac number, because 6128977 - 2¹¹ = 6126929 is a prime.

It is not a weakly prime, because it can be changed into another prime (6128957) 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 as a sum of consecutive naturals, namely, 3064488 + 3064489.

It is an arithmetic number, because the mean of its divisors is an integer number (3064489).

Almost surely, 2^6128977 is an apocalyptic number.

It is an amenable number.

6128977 is a deficient number, since it is larger than the sum of its proper divisors (1).

6128977 is an equidigital number, since it uses as much as digits as its factorization.

6128977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 40.

The square root of 6128977 is about 2475.6770791038. The cubic root of 6128977 is about 183.0048770934.

The spelling of 6128977 in words is "six million, one hundred twenty-eight thousand, nine hundred seventy-seven".