4068354091 has 2 divisors, whose sum is σ = 4068354092. Its totient is φ = 4068354090.

The previous prime is 4068354079. The next prime is 4068354113. The reversal of 4068354091 is 1904538604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4068354091 - 2¹³ = 4068345899 is a prime.

It is not a weakly prime, because it can be changed into another prime (4068354791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2034177045 + 2034177046.

It is an arithmetic number, because the mean of its divisors is an integer number (2034177046).

Almost surely, 2^4068354091 is an apocalyptic number.

4068354091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4068354091 is an equidigital number, since it uses as much as digits as its factorization.

4068354091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 4068354091 is about 63783.6506559479. The cubic root of 4068354091 is about 1596.3921429853.

The spelling of 4068354091 in words is "four billion, sixty-eight million, three hundred fifty-four thousand, ninety-one".