11681093 has 2 divisors, whose sum is σ = 11681094. Its totient is φ = 11681092.

The previous prime is 11681081. The next prime is 11681129. The reversal of 11681093 is 39018611.

It is a happy number.

11681093 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11546404 + 134689 = 3398^2 + 367^2 .

It is a cyclic number.

It is not a de Polignac number, because 11681093 - 2⁴ = 11681077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11681053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5840546 + 5840547.

It is an arithmetic number, because the mean of its divisors is an integer number (5840547).

Almost surely, 2^11681093 is an apocalyptic number.

It is an amenable number.

11681093 is a deficient number, since it is larger than the sum of its proper divisors (1).

11681093 is an equidigital number, since it uses as much as digits as its factorization.

11681093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 11681093 is about 3417.7614018536. The cubic root of 11681093 is about 226.8965159316.

The spelling of 11681093 in words is "eleven million, six hundred eighty-one thousand, ninety-three".