4223253779 has 2 divisors, whose sum is σ = 4223253780. Its totient is φ = 4223253778.

The previous prime is 4223253733. The next prime is 4223253791. The reversal of 4223253779 is 9773523224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4223253779 is a prime.

It is not a weakly prime, because it can be changed into another prime (4223253719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111626889 + 2111626890.

It is an arithmetic number, because the mean of its divisors is an integer number (2111626890).

Almost surely, 2^4223253779 is an apocalyptic number.

4223253779 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223253779 is an equidigital number, since it uses as much as digits as its factorization.

4223253779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 44.

The square root of 4223253779 is about 64986.5661425498. The cubic root of 4223253779 is about 1616.4008114127.

The spelling of 4223253779 in words is "four billion, two hundred twenty-three million, two hundred fifty-three thousand, seven hundred seventy-nine".