11182109 has 2 divisors, whose sum is σ = 11182110. Its totient is φ = 11182108.

The previous prime is 11182097. The next prime is 11182147. The reversal of 11182109 is 90128111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10176100 + 1006009 = 3190^2 + 1003^2 .

It is a cyclic number.

It is not a de Polignac number, because 11182109 - 2²⁰ = 10133533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11182169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5591054 + 5591055.

It is an arithmetic number, because the mean of its divisors is an integer number (5591055).

Almost surely, 2^11182109 is an apocalyptic number.

It is an amenable number.

11182109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11182109 is an equidigital number, since it uses as much as digits as its factorization.

11182109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The square root of 11182109 is about 3343.9660584402. The cubic root of 11182109 is about 223.6185912113.

The spelling of 11182109 in words is "eleven million, one hundred eighty-two thousand, one hundred nine".