4478425291 has 2 divisors, whose sum is σ = 4478425292. Its totient is φ = 4478425290.

The previous prime is 4478425283. The next prime is 4478425309. The reversal of 4478425291 is 1925248744.

4478425291 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4478425291 - 2³ = 4478425283 is a prime.

It is not a weakly prime, because it can be changed into another prime (4478425201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2239212645 + 2239212646.

It is an arithmetic number, because the mean of its divisors is an integer number (2239212646).

Almost surely, 2^4478425291 is an apocalyptic number.

4478425291 is a deficient number, since it is larger than the sum of its proper divisors (1).

4478425291 is an equidigital number, since it uses as much as digits as its factorization.

4478425291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 46.

The square root of 4478425291 is about 66921.0377310454. The cubic root of 4478425291 is about 1648.3209477333.

The spelling of 4478425291 in words is "four billion, four hundred seventy-eight million, four hundred twenty-five thousand, two hundred ninety-one".