9040110109 has 2 divisors, whose sum is σ = 9040110110. Its totient is φ = 9040110108.

The previous prime is 9040110091. The next prime is 9040110113. The reversal of 9040110109 is 9010110409.

Together with previous prime (9040110091) 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., 7846062084 + 1194048025 = 88578^2 + 34555^2 .

It is an emirp because it is prime and its reverse (9010110409) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9040110109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9040110169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4520055054 + 4520055055.

It is an arithmetic number, because the mean of its divisors is an integer number (4520055055).

Almost surely, 2^9040110109 is an apocalyptic number.

It is an amenable number.

9040110109 is a deficient number, since it is larger than the sum of its proper divisors (1).

9040110109 is an equidigital number, since it uses as much as digits as its factorization.

9040110109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 9040110109 is about 95079.4936303302. The cubic root of 9040110109 is about 2083.1693323502.

The spelling of 9040110109 in words is "nine billion, forty million, one hundred ten thousand, one hundred nine".