13727699 has 4 divisors (see below), whose sum is σ = 14170560. Its totient is φ = 13284840.

The previous prime is 13727677. The next prime is 13727717. The reversal of 13727699 is 99672731.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99672731 = 23 ⋅4333597.

It is a cyclic number.

It is not a de Polignac number, because 13727699 - 2¹⁶ = 13662163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13727639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221384 + ... + 221445.

It is an arithmetic number, because the mean of its divisors is an integer number (3542640).

Almost surely, 2^13727699 is an apocalyptic number.

13727699 is a deficient number, since it is larger than the sum of its proper divisors (442861).

13727699 is an equidigital number, since it uses as much as digits as its factorization.

13727699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442860.

The product of its digits is 142884, while the sum is 44.

The square root of 13727699 is about 3705.0909570482. The cubic root of 13727699 is about 239.4414034294.

The spelling of 13727699 in words is "thirteen million, seven hundred twenty-seven thousand, six hundred ninety-nine".