11109983 has 2 divisors, whose sum is σ = 11109984. Its totient is φ = 11109982.

The previous prime is 11109977. The next prime is 11110031. The reversal of 11109983 is 38990111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11109983 - 2⁶ = 11109919 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 (11109083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5554991 + 5554992.

It is an arithmetic number, because the mean of its divisors is an integer number (5554992).

Almost surely, 2^11109983 is an apocalyptic number.

11109983 is a deficient number, since it is larger than the sum of its proper divisors (1).

11109983 is an equidigital number, since it uses as much as digits as its factorization.

11109983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 32.

The square root of 11109983 is about 3333.1641123713. The cubic root of 11109983 is about 223.1367644910.

The spelling of 11109983 in words is "eleven million, one hundred nine thousand, nine hundred eighty-three".