13699471 has 2 divisors, whose sum is σ = 13699472. Its totient is φ = 13699470.

The previous prime is 13699463. The next prime is 13699487. The reversal of 13699471 is 17499631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13699471 - 2³ = 13699463 is a prime.

It is a super-3 number, since 3×13699471³ (a number of 22 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13699451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6849735 + 6849736.

It is an arithmetic number, because the mean of its divisors is an integer number (6849736).

Almost surely, 2^13699471 is an apocalyptic number.

13699471 is a deficient number, since it is larger than the sum of its proper divisors (1).

13699471 is an equidigital number, since it uses as much as digits as its factorization.

13699471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 40.

The square root of 13699471 is about 3701.2796435827. The cubic root of 13699471 is about 239.2771712445.

The spelling of 13699471 in words is "thirteen million, six hundred ninety-nine thousand, four hundred seventy-one".