4122444377 has 2 divisors, whose sum is σ = 4122444378. Its totient is φ = 4122444376.

The previous prime is 4122444367. The next prime is 4122444379. The reversal of 4122444377 is 7734442214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3922391641 + 200052736 = 62629^2 + 14144^2 .

It is a cyclic number.

It is not a de Polignac number, because 4122444377 - 2²⁶ = 4055335513 is a prime.

Together with 4122444379, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4122444377.

It is not a weakly prime, because it can be changed into another prime (4122444379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061222188 + 2061222189.

It is an arithmetic number, because the mean of its divisors is an integer number (2061222189).

Almost surely, 2^4122444377 is an apocalyptic number.

It is an amenable number.

4122444377 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122444377 is an equidigital number, since it uses as much as digits as its factorization.

4122444377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150528, while the sum is 38.

The square root of 4122444377 is about 64206.2643127600. The cubic root of 4122444377 is about 1603.4358946163.

The spelling of 4122444377 in words is "four billion, one hundred twenty-two million, four hundred forty-four thousand, three hundred seventy-seven".