13729713 has 8 divisors (see below), whose sum is σ = 18616800. Its totient is φ = 8997888.

The previous prime is 13729699. The next prime is 13729739. The reversal of 13729713 is 31792731.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13729713 - 2⁶ = 13729649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13729753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38608 + ... + 38961.

It is an arithmetic number, because the mean of its divisors is an integer number (2327100).

Almost surely, 2^13729713 is an apocalyptic number.

It is an amenable number.

13729713 is a deficient number, since it is larger than the sum of its proper divisors (4887087).

13729713 is an equidigital number, since it uses as much as digits as its factorization.

13729713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77631.

The product of its digits is 7938, while the sum is 33.

The square root of 13729713 is about 3705.3627352798. The cubic root of 13729713 is about 239.4531123936.

The spelling of 13729713 in words is "thirteen million, seven hundred twenty-nine thousand, seven hundred thirteen".