4094540109109 has 2 divisors, whose sum is σ = 4094540109110. Its totient is φ = 4094540109108.

The previous prime is 4094540109091. The next prime is 4094540109119. The reversal of 4094540109109 is 9019010454904.

Together with previous prime (4094540109091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4094540109009 + 100 = 2023497^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 4094540109109 - 2¹⁷ = 4094539978037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4094540109119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2047270054554 + 2047270054555.

It is an arithmetic number, because the mean of its divisors is an integer number (2047270054555).

Almost surely, 2^{4094540109109} is an apocalyptic number.

It is an amenable number.

4094540109109 is a deficient number, since it is larger than the sum of its proper divisors (1).

4094540109109 is an equidigital number, since it uses as much as digits as its factorization.

4094540109109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 4094540109109 in words is "four trillion, ninety-four billion, five hundred forty million, one hundred nine thousand, one hundred nine".