4320930091 has 2 divisors, whose sum is σ = 4320930092. Its totient is φ = 4320930090.

The previous prime is 4320930073. The next prime is 4320930143. The reversal of 4320930091 is 1900390234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4320930091 - 2⁹ = 4320929579 is a prime.

It is not a weakly prime, because it can be changed into another prime (4320930491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160465045 + 2160465046.

It is an arithmetic number, because the mean of its divisors is an integer number (2160465046).

Almost surely, 2^4320930091 is an apocalyptic number.

4320930091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4320930091 is an equidigital number, since it uses as much as digits as its factorization.

4320930091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 4320930091 is about 65733.7819617889. The cubic root of 4320930091 is about 1628.7674437640.

The spelling of 4320930091 in words is "four billion, three hundred twenty million, nine hundred thirty thousand, ninety-one".