11699447 has 2 divisors, whose sum is σ = 11699448. Its totient is φ = 11699446.

The previous prime is 11699423. The next prime is 11699449. The reversal of 11699447 is 74499611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11699447 - 2¹⁶ = 11633911 is a prime.

Together with 11699449, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₇₆₉₅₉₅ and since 11699447 and 769595 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11699449) 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, 5849723 + 5849724.

It is an arithmetic number, because the mean of its divisors is an integer number (5849724).

Almost surely, 2^11699447 is an apocalyptic number.

11699447 is a deficient number, since it is larger than the sum of its proper divisors (1).

11699447 is an equidigital number, since it uses as much as digits as its factorization.

11699447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 41.

The square root of 11699447 is about 3420.4454388281. The cubic root of 11699447 is about 227.0152913296.

The spelling of 11699447 in words is "eleven million, six hundred ninety-nine thousand, four hundred forty-seven".