4253724779 has 2 divisors, whose sum is σ = 4253724780. Its totient is φ = 4253724778.

The previous prime is 4253724691. The next prime is 4253724803. The reversal of 4253724779 is 9774273524.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4253724779 - 2¹² = 4253720683 is a prime.

It is not a weakly prime, because it can be changed into another prime (4253726779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126862389 + 2126862390.

It is an arithmetic number, because the mean of its divisors is an integer number (2126862390).

Almost surely, 2^4253724779 is an apocalyptic number.

4253724779 is a deficient number, since it is larger than the sum of its proper divisors (1).

4253724779 is an equidigital number, since it uses as much as digits as its factorization.

4253724779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2963520, while the sum is 50.

The square root of 4253724779 is about 65220.5855462829. The cubic root of 4253724779 is about 1620.2789717964.

The spelling of 4253724779 in words is "four billion, two hundred fifty-three million, seven hundred twenty-four thousand, seven hundred seventy-nine".