4425772243 has 2 divisors, whose sum is σ = 4425772244. Its totient is φ = 4425772242.

The previous prime is 4425772237. The next prime is 4425772271. The reversal of 4425772243 is 3422775244.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4425772243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4425772196 and 4425772205.

It is not a weakly prime, because it can be changed into another prime (4425772213) 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, 2212886121 + 2212886122.

It is an arithmetic number, because the mean of its divisors is an integer number (2212886122).

Almost surely, 2^4425772243 is an apocalyptic number.

4425772243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4425772243 is an equidigital number, since it uses as much as digits as its factorization.

4425772243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 376320, while the sum is 40.

The square root of 4425772243 is about 66526.4777588593. The cubic root of 4425772243 is about 1641.8356704787.

The spelling of 4425772243 in words is "four billion, four hundred twenty-five million, seven hundred seventy-two thousand, two hundred forty-three".