6555134437 has 2 divisors, whose sum is σ = 6555134438. Its totient is φ = 6555134436.

The previous prime is 6555134413. The next prime is 6555134449. The reversal of 6555134437 is 7344315556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6189598276 + 365536161 = 78674^2 + 19119^2 .

It is a cyclic number.

It is not a de Polignac number, because 6555134437 - 2⁷ = 6555134309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6555134393 and 6555134402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6555137437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3277567218 + 3277567219.

It is an arithmetic number, because the mean of its divisors is an integer number (3277567219).

Almost surely, 2^6555134437 is an apocalyptic number.

It is an amenable number.

6555134437 is a deficient number, since it is larger than the sum of its proper divisors (1).

6555134437 is an equidigital number, since it uses as much as digits as its factorization.

6555134437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756000, while the sum is 43.

The square root of 6555134437 is about 80963.7847250238. The cubic root of 6555134437 is about 1871.5173931751.

The spelling of 6555134437 in words is "six billion, five hundred fifty-five million, one hundred thirty-four thousand, four hundred thirty-seven".