11699771 has 2 divisors, whose sum is σ = 11699772. Its totient is φ = 11699770.

The previous prime is 11699761. The next prime is 11699773. The reversal of 11699771 is 17799611.

11699771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11699771 - 2⁶ = 11699707 is a prime.

Together with 11699773, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11699773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5849885 + 5849886.

It is an arithmetic number, because the mean of its divisors is an integer number (5849886).

Almost surely, 2^11699771 is an apocalyptic number.

11699771 is a deficient number, since it is larger than the sum of its proper divisors (1).

11699771 is an equidigital number, since it uses as much as digits as its factorization.

11699771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814, while the sum is 41.

The square root of 11699771 is about 3420.4928007525. The cubic root of 11699771 is about 227.0173869350.

The spelling of 11699771 in words is "eleven million, six hundred ninety-nine thousand, seven hundred seventy-one".