11746681 has 2 divisors, whose sum is σ = 11746682. Its totient is φ = 11746680.

The previous prime is 11746673. The next prime is 11746687. The reversal of 11746681 is 18664711.

11746681 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6456681 + 5290000 = 2541^2 + 2300^2 .

It is a cyclic number.

It is not a de Polignac number, because 11746681 - 2³ = 11746673 is a prime.

It is a super-2 number, since 2×11746681² = 275969029031522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11746687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5873340 + 5873341.

It is an arithmetic number, because the mean of its divisors is an integer number (5873341).

Almost surely, 2^11746681 is an apocalyptic number.

It is an amenable number.

11746681 is a deficient number, since it is larger than the sum of its proper divisors (1).

11746681 is an equidigital number, since it uses as much as digits as its factorization.

11746681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 34.

The square root of 11746681 is about 3427.3431401014. The cubic root of 11746681 is about 227.3203895723.

The spelling of 11746681 in words is "eleven million, seven hundred forty-six thousand, six hundred eighty-one".