4271890393 has 2 divisors, whose sum is σ = 4271890394. Its totient is φ = 4271890392.

The previous prime is 4271890391. The next prime is 4271890411. The reversal of 4271890393 is 3930981724.

4271890393 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 can be written as a sum of positive squares in only one way, i.e., 4092544729 + 179345664 = 63973^2 + 13392^2 .

It is a cyclic number.

It is not a de Polignac number, because 4271890393 - 2¹ = 4271890391 is a prime.

Together with 4271890391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4271890391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2135945196 + 2135945197.

It is an arithmetic number, because the mean of its divisors is an integer number (2135945197).

Almost surely, 2^4271890393 is an apocalyptic number.

It is an amenable number.

4271890393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4271890393 is an equidigital number, since it uses as much as digits as its factorization.

4271890393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 4271890393 is about 65359.7000681613. The cubic root of 4271890393 is about 1622.5821738481.

The spelling of 4271890393 in words is "four billion, two hundred seventy-one million, eight hundred ninety thousand, three hundred ninety-three".