4225615169 has 2 divisors, whose sum is σ = 4225615170. Its totient is φ = 4225615168.

The previous prime is 4225615139. The next prime is 4225615187. The reversal of 4225615169 is 9615165224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4027171600 + 198443569 = 63460^2 + 14087^2 .

It is a cyclic number.

It is not a de Polignac number, because 4225615169 - 2¹² = 4225611073 is a prime.

It is a super-2 number, since 2×4225615169² = 35711647112965797122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4225615109) 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, 2112807584 + 2112807585.

It is an arithmetic number, because the mean of its divisors is an integer number (2112807585).

Almost surely, 2^4225615169 is an apocalyptic number.

It is an amenable number.

4225615169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4225615169 is an equidigital number, since it uses as much as digits as its factorization.

4225615169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 41.

The square root of 4225615169 is about 65004.7318969935. The cubic root of 4225615169 is about 1616.7020200486.

The spelling of 4225615169 in words is "four billion, two hundred twenty-five million, six hundred fifteen thousand, one hundred sixty-nine".