14000729 has 4 divisors (see below), whose sum is σ = 14014260. Its totient is φ = 13987200.

The previous prime is 14000713. The next prime is 14000731. The reversal of 14000729 is 92700041.

14000729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92700041 = 7 ⋅13242863.

It can be written as a sum of positive squares in 2 ways, for example, as 2958400 + 11042329 = 1720^2 + 3323^2 .

It is a cyclic number.

It is not a de Polignac number, because 14000729 - 2⁴ = 14000713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14000029) 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, 5072 + ... + 7329.

It is an arithmetic number, because the mean of its divisors is an integer number (3503565).

Almost surely, 2^14000729 is an apocalyptic number.

It is an amenable number.

14000729 is a deficient number, since it is larger than the sum of its proper divisors (13531).

14000729 is a wasteful number, since it uses less digits than its factorization.

14000729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13530.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 14000729 is about 3741.7548022285. The cubic root of 14000729 is about 241.0184096633.

The spelling of 14000729 in words is "fourteen million, seven hundred twenty-nine", and thus it is an aban number.