4225512149 has 2 divisors, whose sum is σ = 4225512150. Its totient is φ = 4225512148.

The previous prime is 4225512143. The next prime is 4225512167. The reversal of 4225512149 is 9412155224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4008156100 + 217356049 = 63310^2 + 14743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4225512149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4225512143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112756074 + 2112756075.

It is an arithmetic number, because the mean of its divisors is an integer number (2112756075).

Almost surely, 2^4225512149 is an apocalyptic number.

It is an amenable number.

4225512149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4225512149 is an equidigital number, since it uses as much as digits as its factorization.

4225512149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 35.

The square root of 4225512149 is about 65003.9394883110. The cubic root of 4225512149 is about 1616.6888816069.

The spelling of 4225512149 in words is "four billion, two hundred twenty-five million, five hundred twelve thousand, one hundred forty-nine".