4225545197 has 2 divisors, whose sum is σ = 4225545198. Its totient is φ = 4225545196.

The previous prime is 4225545173. The next prime is 4225545227. The reversal of 4225545197 is 7915455224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2626665001 + 1598880196 = 51251^2 + 39986^2 .

It is a cyclic number.

It is not a de Polignac number, because 4225545197 - 2⁶ = 4225545133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4225545497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112772598 + 2112772599.

It is an arithmetic number, because the mean of its divisors is an integer number (2112772599).

Almost surely, 2^4225545197 is an apocalyptic number.

It is an amenable number.

4225545197 is a deficient number, since it is larger than the sum of its proper divisors (1).

4225545197 is an equidigital number, since it uses as much as digits as its factorization.

4225545197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 44.

The square root of 4225545197 is about 65004.1936877922. The cubic root of 4225545197 is about 1616.6930963382.

The spelling of 4225545197 in words is "four billion, two hundred twenty-five million, five hundred forty-five thousand, one hundred ninety-seven".