6225525109 has 2 divisors, whose sum is σ = 6225525110. Its totient is φ = 6225525108.

The previous prime is 6225525017. The next prime is 6225525181. The reversal of 6225525109 is 9015255226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5947802884 + 277722225 = 77122^2 + 16665^2 .

It is a cyclic number.

It is not a de Polignac number, because 6225525109 - 2²⁵ = 6191970677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6225522109) 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, 3112762554 + 3112762555.

It is an arithmetic number, because the mean of its divisors is an integer number (3112762555).

Almost surely, 2^6225525109 is an apocalyptic number.

It is an amenable number.

6225525109 is a deficient number, since it is larger than the sum of its proper divisors (1).

6225525109 is an equidigital number, since it uses as much as digits as its factorization.

6225525109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 6225525109 is about 78901.9968631973. The cubic root of 6225525109 is about 1839.6081700507.

The spelling of 6225525109 in words is "six billion, two hundred twenty-five million, five hundred twenty-five thousand, one hundred nine".