4122795689 has 2 divisors, whose sum is σ = 4122795690. Its totient is φ = 4122795688.

The previous prime is 4122795637. The next prime is 4122795821. The reversal of 4122795689 is 9865972214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3025000000 + 1097795689 = 55000^2 + 33133^2 .

It is a cyclic number.

It is not a de Polignac number, because 4122795689 - 2¹² = 4122791593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4122795689.

It is not a weakly prime, because it can be changed into another prime (4122795629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061397844 + 2061397845.

It is an arithmetic number, because the mean of its divisors is an integer number (2061397845).

Almost surely, 2^4122795689 is an apocalyptic number.

It is an amenable number.

4122795689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122795689 is an equidigital number, since it uses as much as digits as its factorization.

4122795689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 53.

The square root of 4122795689 is about 64209.0000622966. Note that the first 4 decimals coincide. The cubic root of 4122795689 is about 1603.4814412402.

The spelling of 4122795689 in words is "four billion, one hundred twenty-two million, seven hundred ninety-five thousand, six hundred eighty-nine".