11204140109 has 2 divisors, whose sum is σ = 11204140110. Its totient is φ = 11204140108.

The previous prime is 11204140091. The next prime is 11204140127. The reversal of 11204140109 is 90104140211.

Together with previous prime (11204140091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (11204140091) and next prime (11204140127).

It can be written as a sum of positive squares in only one way, i.e., 5710069225 + 5494070884 = 75565^2 + 74122^2 .

It is a cyclic number.

It is not a de Polignac number, because 11204140109 - 2⁸ = 11204139853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11204140159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602070054 + 5602070055.

It is an arithmetic number, because the mean of its divisors is an integer number (5602070055).

Almost surely, 2^11204140109 is an apocalyptic number.

It is an amenable number.

11204140109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11204140109 is an equidigital number, since it uses as much as digits as its factorization.

11204140109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 11204140109 in words is "eleven billion, two hundred four million, one hundred forty thousand, one hundred nine".